標籤：padding 底部 pad isp hit absolute pre color osi
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <title></title> 5 <link rel="stylesheet" type="text/css" href="css/main.css"> 6 </head> 7 <body> 8 <div id="header">頭部</div> 9 <div id="container">10 <div class="mainBox">11 內容地區12 <p>我說情愛的請大賽撒謊和大嫂多少</p>13 <p>hsdaufhsalfsa</p>14 <p>shhsaldhsakl</p>15 <p>我說情愛的請大賽撒謊和大嫂多少</p>16 <p>hsdaufhsalfsa</p>17 <p>shhsaldhsakl</p>18 <p>我說情愛的請大賽撒謊和大嫂多少</p>19 <p>hsdaufhsalfsa</p>20 <p>shhsaldhsakl</p>21 <p>我說情愛的請大賽撒謊和大嫂多少</p>22 <p>hsdaufhsalfsa</p>23 <p>shhsaldhsakl</p>24 <p>我說情愛的請大賽撒謊和大嫂多少</p>25 <p>hsdaufhsalfsa</p>26 </div>27 <div class="sideBox">28 側邊欄29 <span>把手</span>30 </div>31 </div>32 <div id="footer">底部</div>33 </body>34 </html>
1 body{ 2 padding: 0px; 3 margin: 0px; 4 } 5 6 #header,#footer{ 7 height: 50px; 8 background-color: #e9e9e9; 9 10 }11 12 #container{13 position: relative;14 overflow: hidden;15 margin: 10px 0px;16 }17 18 #container:after{19 display: block;20 content: "";21 line-height: 0px;22 font-size: 0px;23 clear: both;24 visibility: hidden;25 }26 27 .mainBox{28 margin-left: 320px;29 background-color: green;30 width: auto;31 color: white;32 }33 34 .sideBox{35 width: 300px;36 height: 500px;37 position: absolute;38 left: 0px;39 top: 0px;40 background: #234567;41 }42 43 .sideBox span{44 background: red;45 color: white;46 right: 0px;47 position: absolute;48 top: 50%;49 width: 30px;50 height: 50px;51 text-align: center;52 }
要想兩列等高一般採用js進行計算設定，如果採用css則可以使用背景填充辦法，或者背景色填充辦法，但都不是太好
css那些事兒2 經典兩列布局
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