似乎div 3推送的每件东西都是代码
#flexcontainer
{
width: 500px;
height: 210px;
border: 3px solid black;
display: flex;
flex-wrap: wrap;
padding: 5px;
}
.flexitem
{
background: yellow;
width : 150px;
text-align: center;
height: 100px;
line-height: 100px;
margin: 2px;
}
.two
{
width : 200px;
}
.three
{
width : 120px;
height: 100%;
}
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我也尝试使用align-self属性并将其设置为伸展到.three但它也不起作用.这是html代码
<!DOCTYPE html>
<html lang="en">
<head>
<title>
Project Name
</title>
<link rel="stylesheet" type="text/css" href="main.css">
</head>
<body>
<div id="flexcontainer">
<div class="flexitem one">1</div>
<div class="flexitem two">2</div>
<div class="flexitem three">3</div>
<div class="flexitem …Run Code Online (Sandbox Code Playgroud)