如何将其与截面中心对齐？
How do align this to center of section?
我无法将三个框与部分的中心对齐。
这是我目前的情况：
/*==============Custome Css ====================*/
.slider_patch {
background: rgba(63, 61, 61, 0.61);
padding: 0px 15px;
box-shadow: 1px 1px 28px #2F2F2F;
}
button.small.skyblue a {
color: #fff;
}
/*==============Custome Css ====================*/
/* #Misc
================================================== */
/* EXTRAS */
.brdr-r1, .brdr-r2 { border-right: 1px solid #e5e5e5; padding-right: 19px; }
.brdr-l1, .brdr-l2 { border-left: 1px solid #e5e5e5; padding-left: 19px; }
.brdr-r2 { padding-right: 27px; }
.brdr-l2 { padding-left: 27px; }
.pad-r27 { padding-right: 27px; }
.pad-l27 { padding-left: 27px; }
.alignright { text-align: right; }
img.alignright { float: right; }
.alignleft { text-align: left; }
img.alignleft { float: left; }
.aligncenter { text-align: center; }
.wp-caption { display: block; color: #444; }
.wp-caption-text { font-size: 15px; }
.sticky { color: #555; }
.gallery-caption { display: inline; }
.bypostauthor { font-size: 13px; }
.moonicons-box1 { font-size: 16px; display: inline-block; width: 15em; padding: .25em .5em; background: #fff; margin: .5em 1em .5em 0; border: 1px solid #e8e8e8; }
.alignright { text-align: right; }
img.alignright { float: right; }
.alignleft { text-align: left; }
img.alignleft { float: left; }
.aligncenter { text-align: center; }
.wp-caption { display: block; color: #444; }
.wp-caption-text { font-size: 15px; }
.sticky { color: #555; }
.gallery-caption { display: inline; }
.bypostauthor { font-size: 13px; }
/* Scroll to top */
#scroll-top a { width: 16px; height: 16px; padding: 6px 8px 9px; border-radius: 4px; background: #818c90; position: fixed; bottom: 48px; right: 32px; display: none; opacity: 0.89; filter: alpha(opacity=89); z-index: 499841; }
#scroll-top a i { font-size: 16px; color: #fff; display:block; }
#scroll-top a:hover { background-color: #ffcc00; cursor: pointer; }
h1.pnf404 { font-size: 176px; line-height: 1.1; font-weight:900;}
h2.pnf404 { font-size: 42px; line-height: 1.2; font-weight:700; }
input.txbx404 { float:left; margin-top:2px; margin-right:4px; padding:7px 4px; min-height:inherit; border-radius:3px; }
input.btn404 { float:left; margin:1px; padding:8px 12px 9px; }
.v-shadow-l { background:url(../images/v-shadow-left.png) no-repeat right center; }
.v-shadow-r { background:url(../images/v-shadow-right.png) no-repeat left center; }
.v-shadow-r, .v-shadow-l { min-height:320px; }
.pad-r10 { padding-right:10px; }
.pad-r20 { padding-right:20px; }
.pad-r30 { padding-right:30px; }
.pad-r40 { padding-right:40px; }
.pad-l10 { padding-left:10px; }
.pad-l20 { padding-left:20px; }
.pad-l30 { padding-left:30px; }
.pad-l40 { padding-left:40px; }
/* #Column Shortcodes
----------- */
.one_half, .one_third, .two_third, .three_fourth, .one_fourth, .one_fifth, .two_fifth { margin-right: 3%; float: left; margin-bottom:2px; }
.one_half { width: 48%; }
.one_third { width: 30.6666%; }
.two_third { width: 65.3332%; }
.one_fourth { width: 22%; }
.three_fourth { width: 74%; }
.one_fifth { width: 16.8%; }
.two_fifth { width: 37.6%; }
.column-last { margin-right: 0 !important; clear: right; }
.easyPieChart { position: relative; text-align: center; }
.easyPieChart canvas { position: absolute; top: 0; left: 0; }
.pie { text-align:center; font-size:49px; position:relative; margin:0 auto 20px; }
.pie p { font-size:16px; color:#888; font-weight:400; position:absolute; bottom:-52px; width:100%; padding-top:10px; border-top:2px solid #f9f9f9;}
.container .pie p { margin-bottom:0;}
/* #Media Queries
================================================== */
/* Smaller than standard 960 (devices and browsers) */
@media only screen and (max-width: 959px) {
.img-box { width: 256px; height: 188px; }
.last-project .img-box { background: #EA3C3C; }
.last-project .img-box:nth-child(even) { background: #F66060; }
.ab-box { height: 235px; }
.author-detail { width: 218px; }
.comment-contents { width: 343px; }
.child-comment .comment-contents { width: 263px; }
.contact input { width: 330px; float: none; }
.contact textarea { width: 486px; }
.row.magic, .s-qoute-man { padding: 0; margin-bottom: 10px; }
a.get { margin-bottom: 14px; }
.pad-r10, .pad-r20, .pad-r30, .pad-r40 { padding-right: 5px; }
.pad-l10, .pad-l20, .pad-l30, .pad-l40 { padding-left: 5px; }
#main-content-pin .container { width: auto; }
}
/* Tablet Portrait size to standard 960 (devices and browsers) */
@media only screen and (min-width: 768px) and (max-width: 959px) {
#boxed-wrap { width: 828px; }
.social-icons a { margin: 1px 4px 0 4px; }
.row.magic { padding-left: 20px; margin-bottom: 10px; }
#tline-content { width: 800px; }
.tline-box { width: 335px; }
/*#nav a span, #nav a:after { font-size:9px; }*/
.blog-date-sec { width: 42px; height: 42px; }
.help-box { width: 50%; }
}
/* All Mobile Sizes (devices and browser) */
@media only screen and (max-width: 767px) {
.sidebar, .rgt-cntt, .sidebar.leftside { padding-right:0; background:none; padding-top:40px; margin-top:40px; border-top:5px solid #e5e5e5;}
.rgt-cntt, .sidebar.leftside { padding-top:0px; margin-top:0px; border-top:0 none;}
.contact-form .txbx { width:224px;}
.pricing-table .plans-f-list.respo { display:inline; visibility:visible;}
#header.super-fixed { height:auto; box-shadow:none; border-bottom:4px solid #f0f0f0;}
#headline { height:auto; border-bottom:3px solid #f3f3f3; padding:14px 0; }
#headline h3 { border-top-color:#f6f6f6; font-size:37px; text-align:center;}
#headline h3 small { display:block; margin-top:14px; margin-bottom:0; font-size:16px; letter-spacing:0; font-weight:400; }
.servobx, .servobx div, .servobx img, ul#main-ibox li, ul#main-ibox li.active9 { width:100%; float:none;}
#search-form { display:none; }
#header .alignright, top-inf.alignright { text-align:center;}
#search-form2 { display:block; }
#side-content { padding-bottom:30px; border-bottom:5px solid #f3f3f3; margin-bottom:40px;}
.top-bar { height:65px; padding:5px 0 6px; background:url(../images/topsobg1.png) repeat-x center center; white-space:nowrap; overflow:hidden;}
.top-bar h6 { font-size:11px; letter-spacing:0; margin:0 10px 0 0;}
.top-bar h6 i { font-size:12px; width: 12px; height: 12px; text-align: center; padding:3px; margin-right:3px; }
.top-bar .socailfollow, .top-links, .top-links.rgtflot, .top-bar .socailfollow.lftflot { float:none; text-align:center; clear:both; min-height:22px;}
.top-bar .socailfollow, .top-bar .socailfollow.lftflot { padding-top:8px;}
.top-bar .socailfollow a, .top-bar .socailfollow.lftflot a, .top-links p, .top-links img { float:none; display:inline; padding-top:10px; background:none;}
.top-links, .top-links.rgtflot { margin:0 0 8px 0; padding-top:4px; }
.top-links.rgtflot { margin-top:12px; margin-bottom:6px;}
.container hr { margin-left:0; margin-right:0;}
.blog-date-sec { border:0 none; margin:0; text-align:left; border-bottom:1px solid #e5e5e5; background:#fdfdfd;}
.blog-post { border-bottom-width:3px;}
.nav-search { float: none; margin: 0; }
.img-box { width: 420px; height: 308px; }
.comment-contents { width: 328px; margin-right: 0; }
.child-comment .comment-contents { width: 248px; }
.contact textarea { width: 398px; }
.author-detail { margin: 20px 0; }
.blog-date-sec { width: auto; display:block; -webkit-border-radius: 0; -moz-border-radius: 0; border-radius: 0; border: none; border-bottom: 2px solid #e3e3e3; margin-bottom: 5px; }
.blog-date-sec span, .blog-date-sec h3 { display: inline; margin: 0 10px; line-height: 50px; }
.blog-date-sec span { font-size: 20px; font-weight: 300; }
.blog-date-sec h3 { font-size: 32px;}
.contact-form .txbx { width: 224px; }
.pricing-table .plans-f-list.respo { display: inline; visibility: visible; }
#headline h3 { border-top-color: #f6f6f6; }
.image-gallery ul li, .image-gallery ul li img { display:block; width:auto; max-width:100%; height:auto; float:none;}
input[type="text"].header-saerch, input[type="text"].header-saerch:focus { width: 261px; margin-top: 10px; }
.logo { text-align: center; }
.pin-box { width: 256px; }
.tline-box .blog-date-sp { width: 80%; }
.tline-box .blog-com-sp { width: 0; display: none; }
.tabs-left > .nav-tabs, .tabs-left > .nav-tabs > li > a, .nav-tabs > li, .nav-tabs > li.active, .tabs-left > .nav-tabs > li.active > a, .tabs-left > .nav-tabs .active > a:hover { width:100%; display:block; padding-left:0; padding-right:0; }
.tabs-left > .nav-tabs > li > a { border-right:0 none;}
.tabs-left > .tab-content { border:0 none;}
.tab-content .columns, .tab-content .column { margin:0 10px; max-width:90%; }
.date-sp-wrap { margin: 0; float: right; margin-bottom: 7px; }
.blog-line .blog-date-sec { height: auto; }
.v-shadow-r, .v-shadow-l { min-height: inherit; background: none; }
.pad-r10, .pad-r20, .pad-r30, .pad-r40, .pad-l10, .pad-l20, .pad-l30, .pad-l40 { padding: 0; }
.one_half, .one_third, .two_third, .three_fourth, .one_fourth, .one_fifth, .two_fifth { width: 100%; float: none; margin-right: 0; }
.latest-f-blog, .qot-week { margin:0;}
.callout { margin:10px 0px 20px; }
.brdr-l1, brdr-r1 { padding:0; border:0 none; }
.brdr-l1 { margin-top:30px;}
.tab-content p, .tab-content li { font-size: 12px; }
.help-box { width: 100%; }
.ab-box { height: auto; padding-bottom: 25px; }
input[type="text"].header-saerch, input[type="text"].header-saerch:focus { float: none; display: inline; position: relative; z-index: 10000; }
.jcarousel-next, .jcarousel-prev { padding:12px; }
.jcarousel-prev { right:38px;}
.jcarousel-next:after, .jcarousel-prev:after { top:13px; right:13px;}
.our-clients-wrap .jcarousel-next, .our-clients-wrap .jcarousel-prev { padding:10px;}
.is-sticky, .is-sticky #header { position:relative; height:auto;}
.is-sticky #header { margin-top:0;}
.is-sticky .logo { height:auto; margin-top:0; }
.is-sticky .logo img { max-height:auto; height:auto; }
}
/* Mobile Landscape Size to Tablet Portrait (devices and browsers) */
@media only screen and (min-width: 480px) and (max-width: 767px) {
.help-block { height: auto; }
#boxed-wrap { width: 460px; }
.page-subtitle { left: 0; padding: 10px 0 0 20px; bottom: 0; border-bottom: 1px solid #e8edee; margin-bottom: 20px; height: auto; width: auto; clear: both; background: #fdfdfd; border-radius: 0; }
.contact-form .txbx { width: 338px; }
.pricing-table .plans-f-list.respo { display: inline; visibility: visible; }
.jcarousel-item, .last-project .portfolio-item { max-width: 210px; height: 157px; float: left; }
.pin-box { width: 166px; width: 164px; }
#tline-content { width: 460px; }
.tline-box { width: 165px; }
}
/* Mobile Portrait Size to Mobile Landscape Size (devices and browsers) */
@media only screen and (max-width: 479px) {
.nav-wrap2.mn4 #nav a { padding: 15px 4px; }
#menu a { padding: 15px 4px; }
.img-box { width: 300px; height: 220px; }
.author-detail { width: 254px; }
.author-arrow { width: 11px; height: 6px; background: url('../images/testimonial-arrow-top.png') no-repeat; left: 25px; top: -6px; }
.contact input { width: 288px; margin-right: 0; }
.contact textarea { width: 278px; }
#boxed-wrap { width: 340px; }
.footbot { min-height: 38px; height: auto; }
.page-subtitle { left: 0; padding: 10px 0 0 20px; bottom: 0; border-bottom: 1px solid #e8edee; margin-bottom: 20px; height: auto; width: auto; clear: both; background: #fdfdfd; border-radius: 0; }
.pricing-table .plans-f-list.respo { display: inline; visibility: visible; }
.pricing-table ul { width: 136px; }
.pricing-table ul li { width: 124px; padding: 5px; }
.pricing-table ul li.plan-header, .pricing-table ul li .plan-title, .pricing-table ul li .plan-price { max-width: 136px; }
.pricing-table ul li.plan-footer { max-width: 114px; }
.portfolio-item { margin-bottom: 14px; }
.commentin { width: 92%; }
#tline-content { width: 300px; }
.tline-box { width: 250px; }
.tline-row-l, .tline-row-r { display: none }
.tline-box.rgtline { float: left; left: 0; }
}
@media only screen and (min-width: 1200px) {
#boxed-wrap { width:1180px;}
.white-space { height:110px;}
h4.subtitle { margin:39px 0 21px 0; }
#main-content-pin .container { padding:0 40px; }
.sidebar.leftside { background-position: 295px; padding-right:70px; }
.blog-date-sec h3 { font-size:36px;}
}
@media screen and (min-width: 767px) {
/* ensure #nav is visible on desktop version */
#nav { display: block !important; }
.ls-layer h1, .ls-layer h3 { left:10px;}
}
button.small.skyblue.demooo {
width: 65%;
/*border-bottom: 6px solid rgb(0, 150, 192);*/
}
li.color {
background-color: rgb(197, 197, 197);
padding: 4px;
}
section.container.first-block.aligncenter.colorbar {
/*background: rgb(0, 173, 239);*/
/* width: 100%; */
/* left: 10px; */
padding: 0px 38px 0px 38px;
}
h4.slight.frontsight {
color: #333;
}
figure.shop-item.one_fourth.boxwrap {
background: white;
margin-bottom:35px;
border-radius: 4px;
box-shadow: 0px 1px 6px rgba(0, 0, 0, 0.42);
/*margin-right:10px;
width: 17%;*/
/* padding: 6px; */
/* left: 99px; */
/* color: black; */
/* padding: 0px; */
/* top: 18px; */
}
h4.fronttext {
font-size: 15px;
line-height: 24px;
/* color: black !important; */
}
figure.shop-item.one_fourth.boxwrap:hover {
background: rgba(239, 239, 239, 1);
/* color: white; */
}
/* --------Custom CSS-------------*/
table {
width:100%;
}
table tr{
height:20px;
}
table tr td p{
margin-bottom:0px;
}
tr:nth-child(even) {
background-color: rgb(166, 206, 244);
}
tr:nth-child(odd) {
background-color: rgb(207, 230, 252);
}
tr:nth-child(even):hover {
background-color: rgb(242, 244, 245);
}
tr:nth-child(odd):hover {
background-color: rgb(242, 244, 245);
}
td:nth-child(even) {
vertical-align:middle;
text-align:left;
padding:10px;
}
td:nth-child(odd) {
vertical-align:middle;
text-align:left;
padding:10px;
}
.parallax-sec .blox{
padding:20px 0 0px;
}
.eleven.columns .shop-wrap figure{
margin-right: 3%;
}
table.product-details caption{
float:left;
}
.product-details{
width:100%;
}
.contact-inf p{
margin-bottom:10px;
}
.response{
height:600px;
width:80%;
margin:0 auto;
display:block;
padding:60px 50px;
text-align:center;
font-size:14;
}
.ls-layer h2{
font-size:40px !important;
}
/*---------Custom CSS--------------*/
<section class="container first-block aligncenter colorbar">
<hr class="vertical-space3">
<h2 class="mex-title">Welcome to the Polymers Enterprises</h2>
<h4 class="slight frontsight">Scaling new heights on the strength of Excellence, Efficiency & Ethics</h4>
<hr class="vertical-space3">
<div class="services">
<div class="one_fourth">
<article class="icon-box1"><i class="fa-user"></i>
<h5>ABOUT US</h5>
<p>For over 30 years, Polymers Enterprises has developed a record of service, growth and reliability unsurpassed....</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='about.html'">Read more</button>
</article>
</div>
<!--<div class="one_fourth">
<article class="icon-box1"><i class="li_bulb"></i>
<h5>EFFICIENCY</h5>
<p>We have made good relationship with customers by supplying them excellent quality products, which help us to ...</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='about.html'">Read more</button>
</article>
</div>-->
<div class="one_fourth">
<article class="icon-box1"><i class="li_note"></i>
<h5>WHAT WE DO</h5>
<p>Our policy is to achieve Quality in supply chain and maximize the serviceability to the client coupled with quality of cost....</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='about.html'">Read more</button>
</article>
</div>
<div class="one_fourth column-last">
<article class="icon-box1"><i class="fa-cubes"></i>
<h5>OUR PRODUCTS</h5>
<p>Polymer Enterprises provides a wide range of products and consulting services to customers .....</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='our_products.html'">Read more</button>
</article>
</div>
</div>
</section>
我试过给出 width display:block、display:inline-block 和 margin: 0 auto 但没有 luck.Also 我已经回答了这里几乎所有的问题，但没有人帮助我.谁能帮我整理一下？
这里是Fiddle
谢谢！
我无法将三个框与部分的中心对齐。
这是我目前的情况：
/*==============Custome Css ====================*/
.slider_patch {
background: rgba(63, 61, 61, 0.61);
padding: 0px 15px;
box-shadow: 1px 1px 28px #2F2F2F;
}
button.small.skyblue a {
color: #fff;
}
/*==============Custome Css ====================*/
/* #Misc
================================================== */
/* EXTRAS */
.brdr-r1, .brdr-r2 { border-right: 1px solid #e5e5e5; padding-right: 19px; }
.brdr-l1, .brdr-l2 { border-left: 1px solid #e5e5e5; padding-left: 19px; }
.brdr-r2 { padding-right: 27px; }
.brdr-l2 { padding-left: 27px; }
.pad-r27 { padding-right: 27px; }
.pad-l27 { padding-left: 27px; }
.alignright { text-align: right; }
img.alignright { float: right; }
.alignleft { text-align: left; }
img.alignleft { float: left; }
.aligncenter { text-align: center; }
.wp-caption { display: block; color: #444; }
.wp-caption-text { font-size: 15px; }
.sticky { color: #555; }
.gallery-caption { display: inline; }
.bypostauthor { font-size: 13px; }
.moonicons-box1 { font-size: 16px; display: inline-block; width: 15em; padding: .25em .5em; background: #fff; margin: .5em 1em .5em 0; border: 1px solid #e8e8e8; }
.alignright { text-align: right; }
img.alignright { float: right; }
.alignleft { text-align: left; }
img.alignleft { float: left; }
.aligncenter { text-align: center; }
.wp-caption { display: block; color: #444; }
.wp-caption-text { font-size: 15px; }
.sticky { color: #555; }
.gallery-caption { display: inline; }
.bypostauthor { font-size: 13px; }
/* Scroll to top */
#scroll-top a { width: 16px; height: 16px; padding: 6px 8px 9px; border-radius: 4px; background: #818c90; position: fixed; bottom: 48px; right: 32px; display: none; opacity: 0.89; filter: alpha(opacity=89); z-index: 499841; }
#scroll-top a i { font-size: 16px; color: #fff; display:block; }
#scroll-top a:hover { background-color: #ffcc00; cursor: pointer; }
h1.pnf404 { font-size: 176px; line-height: 1.1; font-weight:900;}
h2.pnf404 { font-size: 42px; line-height: 1.2; font-weight:700; }
input.txbx404 { float:left; margin-top:2px; margin-right:4px; padding:7px 4px; min-height:inherit; border-radius:3px; }
input.btn404 { float:left; margin:1px; padding:8px 12px 9px; }
.v-shadow-l { background:url(../images/v-shadow-left.png) no-repeat right center; }
.v-shadow-r { background:url(../images/v-shadow-right.png) no-repeat left center; }
.v-shadow-r, .v-shadow-l { min-height:320px; }
.pad-r10 { padding-right:10px; }
.pad-r20 { padding-right:20px; }
.pad-r30 { padding-right:30px; }
.pad-r40 { padding-right:40px; }
.pad-l10 { padding-left:10px; }
.pad-l20 { padding-left:20px; }
.pad-l30 { padding-left:30px; }
.pad-l40 { padding-left:40px; }
/* #Column Shortcodes
----------- */
.one_half, .one_third, .two_third, .three_fourth, .one_fourth, .one_fifth, .two_fifth { margin-right: 3%; float: left; margin-bottom:2px; }
.one_half { width: 48%; }
.one_third { width: 30.6666%; }
.two_third { width: 65.3332%; }
.one_fourth { width: 22%; }
.three_fourth { width: 74%; }
.one_fifth { width: 16.8%; }
.two_fifth { width: 37.6%; }
.column-last { margin-right: 0 !important; clear: right; }
.easyPieChart { position: relative; text-align: center; }
.easyPieChart canvas { position: absolute; top: 0; left: 0; }
.pie { text-align:center; font-size:49px; position:relative; margin:0 auto 20px; }
.pie p { font-size:16px; color:#888; font-weight:400; position:absolute; bottom:-52px; width:100%; padding-top:10px; border-top:2px solid #f9f9f9;}
.container .pie p { margin-bottom:0;}
/* #Media Queries
================================================== */
/* Smaller than standard 960 (devices and browsers) */
@media only screen and (max-width: 959px) {
.img-box { width: 256px; height: 188px; }
.last-project .img-box { background: #EA3C3C; }
.last-project .img-box:nth-child(even) { background: #F66060; }
.ab-box { height: 235px; }
.author-detail { width: 218px; }
.comment-contents { width: 343px; }
.child-comment .comment-contents { width: 263px; }
.contact input { width: 330px; float: none; }
.contact textarea { width: 486px; }
.row.magic, .s-qoute-man { padding: 0; margin-bottom: 10px; }
a.get { margin-bottom: 14px; }
.pad-r10, .pad-r20, .pad-r30, .pad-r40 { padding-right: 5px; }
.pad-l10, .pad-l20, .pad-l30, .pad-l40 { padding-left: 5px; }
#main-content-pin .container { width: auto; }
}
/* Tablet Portrait size to standard 960 (devices and browsers) */
@media only screen and (min-width: 768px) and (max-width: 959px) {
#boxed-wrap { width: 828px; }
.social-icons a { margin: 1px 4px 0 4px; }
.row.magic { padding-left: 20px; margin-bottom: 10px; }
#tline-content { width: 800px; }
.tline-box { width: 335px; }
/*#nav a span, #nav a:after { font-size:9px; }*/
.blog-date-sec { width: 42px; height: 42px; }
.help-box { width: 50%; }
}
/* All Mobile Sizes (devices and browser) */
@media only screen and (max-width: 767px) {
.sidebar, .rgt-cntt, .sidebar.leftside { padding-right:0; background:none; padding-top:40px; margin-top:40px; border-top:5px solid #e5e5e5;}
.rgt-cntt, .sidebar.leftside { padding-top:0px; margin-top:0px; border-top:0 none;}
.contact-form .txbx { width:224px;}
.pricing-table .plans-f-list.respo { display:inline; visibility:visible;}
#header.super-fixed { height:auto; box-shadow:none; border-bottom:4px solid #f0f0f0;}
#headline { height:auto; border-bottom:3px solid #f3f3f3; padding:14px 0; }
#headline h3 { border-top-color:#f6f6f6; font-size:37px; text-align:center;}
#headline h3 small { display:block; margin-top:14px; margin-bottom:0; font-size:16px; letter-spacing:0; font-weight:400; }
.servobx, .servobx div, .servobx img, ul#main-ibox li, ul#main-ibox li.active9 { width:100%; float:none;}
#search-form { display:none; }
#header .alignright, top-inf.alignright { text-align:center;}
#search-form2 { display:block; }
#side-content { padding-bottom:30px; border-bottom:5px solid #f3f3f3; margin-bottom:40px;}
.top-bar { height:65px; padding:5px 0 6px; background:url(../images/topsobg1.png) repeat-x center center; white-space:nowrap; overflow:hidden;}
.top-bar h6 { font-size:11px; letter-spacing:0; margin:0 10px 0 0;}
.top-bar h6 i { font-size:12px; width: 12px; height: 12px; text-align: center; padding:3px; margin-right:3px; }
.top-bar .socailfollow, .top-links, .top-links.rgtflot, .top-bar .socailfollow.lftflot { float:none; text-align:center; clear:both; min-height:22px;}
.top-bar .socailfollow, .top-bar .socailfollow.lftflot { padding-top:8px;}
.top-bar .socailfollow a, .top-bar .socailfollow.lftflot a, .top-links p, .top-links img { float:none; display:inline; padding-top:10px; background:none;}
.top-links, .top-links.rgtflot { margin:0 0 8px 0; padding-top:4px; }
.top-links.rgtflot { margin-top:12px; margin-bottom:6px;}
.container hr { margin-left:0; margin-right:0;}
.blog-date-sec { border:0 none; margin:0; text-align:left; border-bottom:1px solid #e5e5e5; background:#fdfdfd;}
.blog-post { border-bottom-width:3px;}
.nav-search { float: none; margin: 0; }
.img-box { width: 420px; height: 308px; }
.comment-contents { width: 328px; margin-right: 0; }
.child-comment .comment-contents { width: 248px; }
.contact textarea { width: 398px; }
.author-detail { margin: 20px 0; }
.blog-date-sec { width: auto; display:block; -webkit-border-radius: 0; -moz-border-radius: 0; border-radius: 0; border: none; border-bottom: 2px solid #e3e3e3; margin-bottom: 5px; }
.blog-date-sec span, .blog-date-sec h3 { display: inline; margin: 0 10px; line-height: 50px; }
.blog-date-sec span { font-size: 20px; font-weight: 300; }
.blog-date-sec h3 { font-size: 32px;}
.contact-form .txbx { width: 224px; }
.pricing-table .plans-f-list.respo { display: inline; visibility: visible; }
#headline h3 { border-top-color: #f6f6f6; }
.image-gallery ul li, .image-gallery ul li img { display:block; width:auto; max-width:100%; height:auto; float:none;}
input[type="text"].header-saerch, input[type="text"].header-saerch:focus { width: 261px; margin-top: 10px; }
.logo { text-align: center; }
.pin-box { width: 256px; }
.tline-box .blog-date-sp { width: 80%; }
.tline-box .blog-com-sp { width: 0; display: none; }
.tabs-left > .nav-tabs, .tabs-left > .nav-tabs > li > a, .nav-tabs > li, .nav-tabs > li.active, .tabs-left > .nav-tabs > li.active > a, .tabs-left > .nav-tabs .active > a:hover { width:100%; display:block; padding-left:0; padding-right:0; }
.tabs-left > .nav-tabs > li > a { border-right:0 none;}
.tabs-left > .tab-content { border:0 none;}
.tab-content .columns, .tab-content .column { margin:0 10px; max-width:90%; }
.date-sp-wrap { margin: 0; float: right; margin-bottom: 7px; }
.blog-line .blog-date-sec { height: auto; }
.v-shadow-r, .v-shadow-l { min-height: inherit; background: none; }
.pad-r10, .pad-r20, .pad-r30, .pad-r40, .pad-l10, .pad-l20, .pad-l30, .pad-l40 { padding: 0; }
.one_half, .one_third, .two_third, .three_fourth, .one_fourth, .one_fifth, .two_fifth { width: 100%; float: none; margin-right: 0; }
.latest-f-blog, .qot-week { margin:0;}
.callout { margin:10px 0px 20px; }
.brdr-l1, brdr-r1 { padding:0; border:0 none; }
.brdr-l1 { margin-top:30px;}
.tab-content p, .tab-content li { font-size: 12px; }
.help-box { width: 100%; }
.ab-box { height: auto; padding-bottom: 25px; }
input[type="text"].header-saerch, input[type="text"].header-saerch:focus { float: none; display: inline; position: relative; z-index: 10000; }
.jcarousel-next, .jcarousel-prev { padding:12px; }
.jcarousel-prev { right:38px;}
.jcarousel-next:after, .jcarousel-prev:after { top:13px; right:13px;}
.our-clients-wrap .jcarousel-next, .our-clients-wrap .jcarousel-prev { padding:10px;}
.is-sticky, .is-sticky #header { position:relative; height:auto;}
.is-sticky #header { margin-top:0;}
.is-sticky .logo { height:auto; margin-top:0; }
.is-sticky .logo img { max-height:auto; height:auto; }
}
/* Mobile Landscape Size to Tablet Portrait (devices and browsers) */
@media only screen and (min-width: 480px) and (max-width: 767px) {
.help-block { height: auto; }
#boxed-wrap { width: 460px; }
.page-subtitle { left: 0; padding: 10px 0 0 20px; bottom: 0; border-bottom: 1px solid #e8edee; margin-bottom: 20px; height: auto; width: auto; clear: both; background: #fdfdfd; border-radius: 0; }
.contact-form .txbx { width: 338px; }
.pricing-table .plans-f-list.respo { display: inline; visibility: visible; }
.jcarousel-item, .last-project .portfolio-item { max-width: 210px; height: 157px; float: left; }
.pin-box { width: 166px; width: 164px; }
#tline-content { width: 460px; }
.tline-box { width: 165px; }
}
/* Mobile Portrait Size to Mobile Landscape Size (devices and browsers) */
@media only screen and (max-width: 479px) {
.nav-wrap2.mn4 #nav a { padding: 15px 4px; }
#menu a { padding: 15px 4px; }
.img-box { width: 300px; height: 220px; }
.author-detail { width: 254px; }
.author-arrow { width: 11px; height: 6px; background: url('../images/testimonial-arrow-top.png') no-repeat; left: 25px; top: -6px; }
.contact input { width: 288px; margin-right: 0; }
.contact textarea { width: 278px; }
#boxed-wrap { width: 340px; }
.footbot { min-height: 38px; height: auto; }
.page-subtitle { left: 0; padding: 10px 0 0 20px; bottom: 0; border-bottom: 1px solid #e8edee; margin-bottom: 20px; height: auto; width: auto; clear: both; background: #fdfdfd; border-radius: 0; }
.pricing-table .plans-f-list.respo { display: inline; visibility: visible; }
.pricing-table ul { width: 136px; }
.pricing-table ul li { width: 124px; padding: 5px; }
.pricing-table ul li.plan-header, .pricing-table ul li .plan-title, .pricing-table ul li .plan-price { max-width: 136px; }
.pricing-table ul li.plan-footer { max-width: 114px; }
.portfolio-item { margin-bottom: 14px; }
.commentin { width: 92%; }
#tline-content { width: 300px; }
.tline-box { width: 250px; }
.tline-row-l, .tline-row-r { display: none }
.tline-box.rgtline { float: left; left: 0; }
}
@media only screen and (min-width: 1200px) {
#boxed-wrap { width:1180px;}
.white-space { height:110px;}
h4.subtitle { margin:39px 0 21px 0; }
#main-content-pin .container { padding:0 40px; }
.sidebar.leftside { background-position: 295px; padding-right:70px; }
.blog-date-sec h3 { font-size:36px;}
}
@media screen and (min-width: 767px) {
/* ensure #nav is visible on desktop version */
#nav { display: block !important; }
.ls-layer h1, .ls-layer h3 { left:10px;}
}
button.small.skyblue.demooo {
width: 65%;
/*border-bottom: 6px solid rgb(0, 150, 192);*/
}
li.color {
background-color: rgb(197, 197, 197);
padding: 4px;
}
section.container.first-block.aligncenter.colorbar {
/*background: rgb(0, 173, 239);*/
/* width: 100%; */
/* left: 10px; */
padding: 0px 38px 0px 38px;
}
h4.slight.frontsight {
color: #333;
}
figure.shop-item.one_fourth.boxwrap {
background: white;
margin-bottom:35px;
border-radius: 4px;
box-shadow: 0px 1px 6px rgba(0, 0, 0, 0.42);
/*margin-right:10px;
width: 17%;*/
/* padding: 6px; */
/* left: 99px; */
/* color: black; */
/* padding: 0px; */
/* top: 18px; */
}
h4.fronttext {
font-size: 15px;
line-height: 24px;
/* color: black !important; */
}
figure.shop-item.one_fourth.boxwrap:hover {
background: rgba(239, 239, 239, 1);
/* color: white; */
}
/* --------Custom CSS-------------*/
table {
width:100%;
}
table tr{
height:20px;
}
table tr td p{
margin-bottom:0px;
}
tr:nth-child(even) {
background-color: rgb(166, 206, 244);
}
tr:nth-child(odd) {
background-color: rgb(207, 230, 252);
}
tr:nth-child(even):hover {
background-color: rgb(242, 244, 245);
}
tr:nth-child(odd):hover {
background-color: rgb(242, 244, 245);
}
td:nth-child(even) {
vertical-align:middle;
text-align:left;
padding:10px;
}
td:nth-child(odd) {
vertical-align:middle;
text-align:left;
padding:10px;
}
.parallax-sec .blox{
padding:20px 0 0px;
}
.eleven.columns .shop-wrap figure{
margin-right: 3%;
}
table.product-details caption{
float:left;
}
.product-details{
width:100%;
}
.contact-inf p{
margin-bottom:10px;
}
.response{
height:600px;
width:80%;
margin:0 auto;
display:block;
padding:60px 50px;
text-align:center;
font-size:14;
}
.ls-layer h2{
font-size:40px !important;
}
/*---------Custom CSS--------------*/
<section class="container first-block aligncenter colorbar">
<hr class="vertical-space3">
<h2 class="mex-title">Welcome to the Polymers Enterprises</h2>
<h4 class="slight frontsight">Scaling new heights on the strength of Excellence, Efficiency & Ethics</h4>
<hr class="vertical-space3">
<div class="services">
<div class="one_fourth">
<article class="icon-box1"><i class="fa-user"></i>
<h5>ABOUT US</h5>
<p>For over 30 years, Polymers Enterprises has developed a record of service, growth and reliability unsurpassed....</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='about.html'">Read more</button>
</article>
</div>
<!--<div class="one_fourth">
<article class="icon-box1"><i class="li_bulb"></i>
<h5>EFFICIENCY</h5>
<p>We have made good relationship with customers by supplying them excellent quality products, which help us to ...</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='about.html'">Read more</button>
</article>
</div>-->
<div class="one_fourth">
<article class="icon-box1"><i class="li_note"></i>
<h5>WHAT WE DO</h5>
<p>Our policy is to achieve Quality in supply chain and maximize the serviceability to the client coupled with quality of cost....</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='about.html'">Read more</button>
</article>
</div>
<div class="one_fourth column-last">
<article class="icon-box1"><i class="fa-cubes"></i>
<h5>OUR PRODUCTS</h5>
<p>Polymer Enterprises provides a wide range of products and consulting services to customers .....</p>
<button type="button" class="small skyblue demooo" onclick="window.location.href='our_products.html'">Read more</button>
</article>
</div>
</div>
</section>
我试过给出 width display:block、display:inline-block 和 margin: 0 auto 但没有 luck.Also 我已经回答了这里几乎所有的问题，但没有人帮助我.谁能帮我整理一下？
这里是Fiddle
谢谢！