<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>2021-12-7</title>
<style type="text/css">
/*
background: 颜色 图片 图片位置（270px 10px） 平铺方式
*/
div{
width: 1000px;
height: 700px;
border: 1px solid red;
background-image: url(../image/pdd_logo_v2.png);/*默认是全部平铺的*/
}
.div1{
background-repeat: repeat-x;
}
.div2{
background-repeat: repeat-y;
}
.div3{
background-repeat: no-repeat;
}
</style>
</head>
<body>
<div class="div1">
</div>
<div class="div2">
</div>
<div class="div3">
</div>
</body>
</html>