题解 | 圣诞树
圣诞树
https://www.nowcoder.com/practice/4924913926d94e96a70bbf2a50847852
<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<style type="text/css">
.topbranch {
width: 0px;
height: 0px;
/*
* TODO: 上枝叶效果
*/
border-style:solid;
border-width:100px;
border-color:green;
border-left-color:transparent;
border-right-color:transparent;
border-top-color:transparent;
float:left;
margin-left:100px;
}
.middleBranch {
width: 0px;
height: 0px;
/*
* TODO: 中枝叶效果
*/
border-style:solid;
border-width:200px;
border-color:green;
border-left-color:transparent;
border-right-color:transparent;
border-top-color:transparent;
}
.base {
/*
* TODO: 树干效果
*/
width:70px;
height:200px;
background-color:gray;
margin-left:165px;
}
</style>
</head>
<body>
<section class="topbranch"></section>
<section class="middleBranch"></section>
<section class="base"></section>
</body>
</html>
