2.布局解决方案一列不定宽+一列自适应<5>

第一列由内容的宽度撑开，并不设置宽度，第二列自适应第一种方案

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        body,p{
            margin: 0;
            padding: 0;
        }
        .left{
            background: yellowgreen;
            float: left;
            margin-right: 20px;
        }
        .right{
            overflow: hidden;
            background: pink;
        }
        /*设置.left元素下面的内容*/
        .left p{
            width: 300px;
        }
    </style>
</head>
<body>
<div class="parent">
    <div class="left">
        <p>left</p>
    </div>
    <div class="right">
         <p>right</p>
         <p>right</p>
    </div>
</div>
</body>
</html>

第二种方案table

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        body,p{
            margin: 0;
            padding: 0;
        }
        .parent{
            display: table;
             width: 100%;
        }
        .left{
            padding-right: 20px;
            width: 0.1%;
            display: table-cell;
        }
        .right{
            background: pink;
            display: table-cell;
        }
        .left p{
            width: 300px;
            background: yellowgreen;
        }
    </style>
</head>
<body>
<div class="parent">
    <div class="left">
        <p>left</p>
    </div>
    <div class="right">
         <p>right</p>
         <p>right</p>
    </div>
</div>
</body>
</html>

第三种方案

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        body,p{
            margin: 0;
            padding: 0;
        }
        .parent{
            display: flex;
        }
        .left{
            padding-right: 20px;

        }
        .right{
            background: pink;
            flex: 1;
        }
        .left p{
            width: 300px;
            background: yellowgreen;
        }
    </style>
</head>
<body>
<div class="parent">
    <div class="left">
        <p>left</p>
    </div>
    <div class="right">
         <p>right</p>
         <p>right</p>
    </div>
</div>
</body>
</html>

2.布局解决方案 一列不定宽+一列自适应<5>

2.布局解决方案一列不定宽+一列自适应<5>