<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>css多列布局</title><style>.parent{column-count: 4;column-width: 300px;column-gap: 20px;column-rule: 5px tomato double;}.col1,.col2,.col3,.col4{height: 300px;}.col1{background-color: thistle;}.col2{background-color: tomato;}.col3{background-color: turquoise;}.col4{background-color: red}</style>
</head>
<body>
<div class="parent"><div class="col1"></div><div class="col2"></div><div class="col3"></div><div class="col4"></div>
</div>
</body>
</html>运行结果
