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Correction status：qualified
Teacher's comments：下次把对应的作业标题写上, 以方便核对
Collection
Collection
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<style type="text/css">
.parent {
position: relative;
border: 1px dashed gray;
width: 450px;
height: 450px;
}
.box1 {
width: 150px;
height: 150px;
background-color: lightblue;
border-radius: 50%;
}
.box2 {
width: 150px;
height: 150px;
background-color: lightgray;
border-radius: 50%;
}
.box3 {
width: 150px;
height: 150px;
background-color: lightgreen;
border-radius: 50%;
}
.box4 {
width: 150px;
height: 150px;
background-color: lightcoral;
border-radius: 50%;
}
.box5 {
width: 150px;
height: 150px;
background-color: lightseagreen;
border-radius: 50%;
}
.box1 {
position: absolute;
left: 150px;
border-radius: 50%;
}
.box2 {
position: absolute;
top: 150px;
border-radius: 50%;
}
.box3 {
position: absolute;
left: 300px;
top: 150px;
border-radius: 50%;
}
.box4 {
position: absolute;
left: 150px;
top: 150px;
border-radius: 50%;
}
.box5 {
position: absolute;
left: 150px;
top: 300px;
border-radius: 50%;
}
</style>
<title>20190705作业，绝对定位小案例(</title>
</head>
<body>
<div class="parent">
<div class="box1"></div>
<div class="box2"></div>
<div class="box3"></div>
<div class="box4"></div>
<div class="box5"></div>
</div>
</body>
</html>点击 "运行实例" 按钮查看在线实例
