zoukankan      html  css  js  c++  java
  • day5 页面布局

    1.主站

        

            <div class='pg-header'>
                <div style='980px;margin:0 auto;'>
                    内容自动居中
                </div>
            </div>
    
    
            <div class='pg-content'></div>
    
    
            <div class='pg-footer'></div>

    2.后台管理布局

                       position:

                                fixed          --永远固定在窗口的某个位置

                                relative    --单独无意义

                                absolute  --第一次定位,可以在指定位置,滚轮滚动时,不在了

        

        

        

      c : 通用模板

       overflow: auto;       //在a和b模板中进行切换
    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title></title>
        <style>
            body{
                margin: 0 ;
            }
            .left{
                float: left;
            }
            .right{
                float: right;
            }
            .pg-header{
                height: 48px;
                background-color: #2459a2;
                color: white;
            }
            .pg-content .menu{
                position: absolute;
                top: 48px;
                left: 0;
                bottom: 0;
                 200px;
                background-color: #dddddd;
            }
            .pg-content .content{
                position: absolute;
                top: 48px;
                right: 0;
                bottom: 0;
                left: 200px;
                overflow: auto;       //在a和b模板中进行切换
            }
        </style>
    </head>
    <body>
        <div class="pg-header"></div>
    
        <div class="pg-content">
            <div class="menu left">aaa</div>
    
            <div class="content left">
                <!--<div style="position: fixed;bottom: 0;right: 0; 50px;height: 50px">返回顶部</div>-->
                <!--<div style="position: absolute;bottom: 0;right: 0; 50px;height: 50px">返回顶部</div>-->
                <div style="background-color: mediumpurple;">
                <p style="margin: 0;">ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
    
                </div>
            </div>
        </div>
    
        <div class="pg-footer"></div>
    </body>
    </html>

       a 模板 :左侧菜单跟随滚动条

       

          

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title></title>
        <style>
            body{
                margin: 0 ;
            }
            .left{
                float: left;
            }
            .right{
                float: right;
            }
            .pg-header{
                height: 48px;
                background-color: #2459a2;
                color: white;
            }
            .pg-content .menu{
                 20%;
                background-color: #dddddd;
                min- 200px;
                height: 500px;
            }
            .pg-content .content{
                 80%;
                background-color: greenyellow;
            }
        </style>
    </head>
    <body>
        <div class="pg-header"></div>
    
        <div class="pg-content">
            <div class="menu left">aaa</div>
    
            <div class="content left">
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
            </div>
        </div>
    
        <div class="pg-footer"></div>
    </body>
    </html>
    View Code

           

       b模板  左侧以及上不动 ****

          

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title></title>
        <style>
            body{
                margin: 0 ;
            }
            .left{
                float: left;
            }
            .right{
                float: right;
            }
            .pg-header{
                height: 48px;
                background-color: #2459a2;
                color: white;
            }
            .pg-content .menu{
                position: fixed;
                top:48px;
                left: 0;
                bottom: 0;
                 200px;background-color: #dddddd;
            }
            .pg-content .content{
                position: fixed;
                top: 48px;
                right: 0;
                bottom: 0;
                left: 200px;
                background-color: mediumpurple;
                overflow: auto;
            }
        </style>
    </head>
    <body>
        <div class="pg-header"></div>
    
        <div class="pg-content">
            <div class="menu left">aaa</div>
    
            <div class="content left">
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
            </div>
        </div>
    
        <div class="pg-footer"></div>
    </body>
    </html>
    View Code

    3.后台布局练习

        

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title></title>
        <link rel="stylesheet" href="font-awesome-4.7.0/css/font-awesome.min.css"/>
        <style>
            body{
                margin: 0 ;
            }
            .left{
                float: left;
            }
            .right{
                float: right;
            }
            .pg-header{
                height: 48px;
                background-color: #2459a2;
                color: white;
                line-height: 48px;
            }
            .pg-header .logo{
                200px;
                background-color: cadetblue;
                text-align: center;
            }
            .pg-header .icons{
                padding: 0 20px;
            }
            .pg-header .icons:hover{
                background-color: #204982;
            }
    
            .pg-header .user{
                /* 160px;*/
                /*background-color: wheat;*/
                margin-right: 60px;
                padding: 0 20px;
                height: 48px;
                color: white;
            }
            .pg-header .user:hover{
                background-color: #204982;
            }
    
            .pg-header .user .a img{
                height: 40px;
                 40px;
                margin-top: 4px;
                border-radius: 50%;
            }
            .pg-header .user .b{
                z-index:20;
                position: absolute;
                top: 48px;
                right: -42px;
                background-color:white;
                color: black;
                 144px;
                display: none;
            }
            .pg-header .user:hover .b{
                display: block;
            }
            .pg-header .user .b a{
                display: block;
            }
            .pg-content .menu{
                position: absolute;
                top: 48px;
                left: 0;
                bottom: 0;
                 200px;
                background-color: #dddddd;
            }
            .pg-content .content{
                position: absolute;
                top: 48px;
                right: 0;
                bottom: 0;
                left: 200px;
                overflow: auto;
                z-index: 9;
            }
        </style>
    </head>
    <body>
        <div class="pg-header">
            <div class="logo left">老男孩</div>
    
            <div class="user right" style="position: relative">
    
                <a class="a" href="#">
                    <img src="22.png" />
                </a>
                <div  class="b" >
                    <a>我的资料</a>
                    <a>注销</a>
                </div>
            </div>
    
                <div class="icons right">
                    <i class="fa fa-envelope-o" aria-hidden="true"></i>
                    <span>5</span>
                </div>
                <div class="icons right">
                    <i class="fa fa-bell-o" aria-hidden="true"></i>
    
                </div>
        </div>
    
        <div class="pg-content">
            <div class="menu left">aaa</div>
    
            <div class="content left">
                <!--<div style="position: fixed;bottom: 0;right: 0; 50px;height: 50px">返回顶部</div>-->
                <!--<div style="position: absolute;bottom: 0;right: 0; 50px;height: 50px">返回顶部</div>-->
                <div style="background-color: mediumpurple;">
                <p style="margin: 0;">ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
                <p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p><p>ssss</p>
    
                </div>
            </div>
        </div>
    
        <div class="pg-footer"></div>
    </body>
    </html>
    View Code
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  • 原文地址:https://www.cnblogs.com/venicid/p/7772742.html
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