說明:利用外部div的padding使div居中對齊,左右浮動兩端對齊html
<div class="clearfix" style="padding:20px"> <div class=left> </div> <div class=right> </div> </div>
說明:關鍵代碼.ui-courses {width: 1020px;}
,.ui-courses-item{width: 320px;margin-right: 20px;}
利用外部的div撐開多20個像素。web
<div class="ui-box-content" style="padding: 10px 0"> <div class="ui-courses fn-clear"> <div class="ui-courses-item fn-left"> <img src="images/課程1.png" alt=""> <h3>飛鷹訓練營</h3> <p>銘智集團《飛鷹訓練營》第17期於2016年4月15-21日爲期七天培訓。主要內容圍繞四大模塊展開,打造針對企業全國運營......</p> </div> <div class="ui-courses-item fn-left"> <img src="images/課程1.png" alt=""> <h3>飛鷹訓練營</h3> <p>銘智集團《飛鷹訓練營》第17期於2016年4月15-21日爲期七天培訓。主要內容圍繞四大模塊展開,打造針對企業全國運營......</p> </div> <div class="ui-courses-item fn-left"> <img src="images/課程1.png" alt=""> <h3>飛鷹訓練營</h3> <p>銘智集團《飛鷹訓練營》第17期於2016年4月15-21日爲期七天培訓。主要內容圍繞四大模塊展開,打造針對企業全國運營......</p> </div> </div> </div>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>居中導航</title> <style> body, html, h1, h2, h3, h4, h5, h6, ul, ol, li, dl, dt, dd, header, menu, section, p, input, td, th, ins { padding: 0; margin: 0; } body, textarea, select, input, button { font-size: 12px; color: #333; font-family: Arial, Helvetica, sans-serif; -webkit-text-size-adjust: none; } .m-top, .m-top .logo a, .m-nav li, .m-nav li span, .m-nav a, .m-nav a em, .m-nav .cor, .m-nav .hot, .m-srch .srchbg, .m-subnav, .m-subnav .nav a, .m-subnav .nav em, .m-tophead, .m-mail, .m-tophead .head .mask, .m-msg{ background: url(topbar.png) no-repeat 0 9999px; } .m-subnav{ height: 35px; background-position: left -230px; background-repeat: repeat-x; } .m-subnav .wrap { width: 911px; margin: 0 auto; } .m-subnav .nav li { display: inline; margin: 0 17px; } .m-subnav .nav li, .m-subnav .nav a, .m-subnav .nav em { float: left; height: 35px; overflow: hidden; } .m-subnav .nav em { padding-right: 14px; line-height: 35px; color: #fff; text-shadow: 0 1px 0 #650303; } .m-subnav .nav a { padding-left: 14px; } .m-subnav .nav a:hover, .m-subnav .nav a.z-slt { background-position: left -268px; } .m-subnav .nav a:hover em, .m-subnav .nav a.z-slt em { background-position: right -268px; } </style> </head> <body> <div class="m-subnav"> <div class="wrap f-pr"> <ul class="nav"> <li><a href="" class="z-slt"><em>推薦</em></a></li> <li><a href=""><em>排行榜</em></a></li> <li><a href=""><em>歌單</em></a></li> <li><a href=""><em>主播電臺</em></a></li> </ul> </div> </div> </body> </html>