麻烦老师检查一下
来源：2-8 编程练习
老二次
2020-02-17 14:18:13
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>5-2-8</title>
<style type="text/css">
* { margin: 0; padding: 0;border: none; }
.bg {
width: 600px;
height: 400px;
background-color: red;
margin: 0 auto;
position: relative;
top: 50%;
margin-top: 40px;
}
.first {
width: 0;
height: 0;
border-left: 45px solid transparent;
border-right: 45px solid transparent;
border-bottom: 30px solid yellow;
position: absolute;
top: 80px;
left: 50px;
display: block;
-webkit-transform: rotate(-34deg);
-moz-transform: rotate(-34deg);
-o-transform: rotate(-34deg);
transform: rotate(-34deg);
}
.first:before {
width: 0;
height: 0;
display: block;
border-left: 45px solid transparent;
border-right: 45px solid transparent;
border-bottom: 30px solid yellow;
position: absolute;
right: -45px;
-webkit-transform: rotate(68deg);
-moz-transform: rotate(68deg);
-o-transform: rotate(68deg);
transform: rotate(68deg);
content: ' ';
}
.first:after {
width: 0;
height: 0;
display: block;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 40px solid yellow;
position: absolute;
right: -27px;
top: -22px;
-webkit-transform: rotate(34deg);
-moz-transform: rotate(34deg);
-o-transform: rotate(34deg);
transform: rotate(34deg);
content: ' ';
}
.second {
width: 0;
height: 0;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
top: 30px;
left: 150px;
display: block;
-webkit-transform: rotate(-10deg);
-moz-transform: rotate(-10deg);
-o-transform: rotate(-10deg);
transform: rotate(-10deg);
}
.second:before {
width: 0;
height: 0;
display: block;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
right: -15px;
-webkit-transform: rotate(68deg);
-moz-transform: rotate(68deg);
-o-transform: rotate(68deg);
transform: rotate(68deg);
content: ' ';
}
.second:after {
width: 0;
height: 0;
display: block;
border-left: 5px solid transparent;
border-right: 5px solid transparent;
border-bottom: 12px solid yellow;
position: absolute;
right: -9px;
top: -7px;
-webkit-transform: rotate(34deg);
-moz-transform: rotate(34deg);
-o-transform: rotate(34deg);
transform: rotate(34deg);
content: ' ';
}
.third {
width: 0;
height: 0;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
top: 65px;
left: 180px;
display: block;
-webkit-transform: rotate(5deg);
-moz-transform: rotate(5deg);
-o-transform: rotate(5deg);
transform: rotate(5deg);
}
.third:before {
width: 0;
height: 0;
display: block;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
right: -15px;
-webkit-transform: rotate(68deg);
-moz-transform: rotate(68deg);
-o-transform: rotate(68deg);
transform: rotate(68deg);
content: ' ';
}
.third:after {
width: 0;
height: 0;
display: block;
border-left: 5px solid transparent;
border-right: 5px solid transparent;
border-bottom: 12px solid yellow;
position: absolute;
right: -9px;
top: -7px;
-webkit-transform: rotate(34deg);
-moz-transform: rotate(34deg);
-o-transform: rotate(34deg);
transform: rotate(34deg);
content: ' ';
}
.forth {
width: 0;
height: 0;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
top: 110px;
left: 180px;
display: block;
-webkit-transform: rotate(-34deg);
-moz-transform: rotate(-34deg);
-o-transform: rotate(-34deg);
transform: rotate(-34deg);
}
.forth:before {
width: 0;
height: 0;
display: block;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
right: -15px;
-webkit-transform: rotate(68deg);
-moz-transform: rotate(68deg);
-o-transform: rotate(68deg);
transform: rotate(68deg);
content: ' ';
}
.forth:after {
width: 0;
height: 0;
display: block;
border-left: 5px solid transparent;
border-right: 5px solid transparent;
border-bottom: 12px solid yellow;
position: absolute;
right: -9px;
top: -7px;
-webkit-transform: rotate(34deg);
-moz-transform: rotate(34deg);
-o-transform: rotate(34deg);
transform: rotate(34deg);
content: ' ';
}
.fifth {
width: 0;
height: 0;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
top: 145px;
left: 160px;
display: block;
-webkit-transform: rotate(-15deg);
-moz-transform: rotate(-15deg);
-o-transform: rotate(-15deg);
transform: rotate(-15deg);
}
.fifth:before {
width: 0;
height: 0;
display: block;
border-left: 15px solid transparent;
border-right: 15px solid transparent;
border-bottom: 10px solid yellow;
position: absolute;
right: -15px;
-webkit-transform: rotate(68deg);
-moz-transform: rotate(68deg);
-o-transform: rotate(68deg);
transform: rotate(68deg);
content: ' ';
}
.fifth:after {
width: 0;
height: 0;
display: block;
border-left: 5px solid transparent;
border-right: 5px solid transparent;
border-bottom: 12px solid yellow;
position: absolute;
right: -9px;
top: -7px;
-webkit-transform: rotate(34deg);
-moz-transform: rotate(34deg);
-o-transform: rotate(34deg);
transform: rotate(34deg);
content: ' ';
}
</style>
</head>
<body>
<div class="bg">
<div class="first"></div>
<div class="second"></div>
<div class="third"></div>
<div class="forth"></div>
<div class="fifth"></div>
</div>
</body>
</html>
1回答
-
同学你好，效果正确。继续加油，祝学习愉快~
0
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