您可以将半三角形与伪元素一起使用。
.container {
padding: 20px;
background-color: #F8F8F8;
max-width: 200px;
}
.rectangle {
width: 200px;
height: 100px;
background-color: #003781;
position: relative;
}
.rectangle:after {
content: '';
position: absolute;
bottom: 0;
right: 0;
width: 0;
height: 0;
border-style: solid;
border-width: 0 0 25px 25px;
border-color: transparent transparent #F8F8F8 transparent;
}Run Code Online (Sandbox Code Playgroud)
<div class="container">
<div class="rectangle"></div>
</div>Run Code Online (Sandbox Code Playgroud)
试试这个:
HTML
<div class="main"></div>
<div class="cornered"></div>
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CSS
.main {
width: 300px;
height: 200px;
background-color: blue;
}
.cornered {
width: 260px;
height: 0px;
border-top: 40px solid blue;
border-right: 40px solid white;
}
Run Code Online (Sandbox Code Playgroud)
你将有2个div像:
DIV main
DIV cornered