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Transform2D.html
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Transform2D.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Transform 2D</title>
<style type="text/css">
body {
margin: 50px;
text-align: center;
position: relative;
margin: ;
100px 0;
}
.container {
position: relative;
margin: 100px 0;
display: inline-block;
}
.box {
width: 150px;
height: 150px;
border: 3px solid black;
background-color: rgba(138, 161, 64, .5);
}
.box-origin {
position: absolute;
top: 0;
left: 0;
}
</style>
</head>
<body>
<h1>Transform 2D</h1>
<h3>可忽略所有<code>:after</code>的样式</h3>
<h2>transform (translate & rotate)</h2>
<div class="container">
<div id="box1" class="box"></div>
<div id="box1-clone" class="box box-origin"></div>
<p>translate(50%) -> rotate(45deg)</p>
</div>
<br>
<style type="text/css">
#box1 {
transform: translate(50%) rotate(45deg);
}
#box1:after {
background: RED;
width: 15px;
height: 15px;
position: absolute;
left: 50%;
top: 50%;
content: "";
border-radius: 50%;
transform: translate(-50%, -50%);
}
</style>
<div class="container">
<div id="box2" class="box"></div>
<div class="box box-origin"></div>
<p>rotate(45deg) -> translate(50%)</p>
</div>
<br>
<style type="text/css">
#box2 {
transform: rotate(45deg) translate(50%);
}
#box2:after {
background: RED;
width: 15px;
height: 15px;
position: absolute;
left: 50%;
top: 50%;
content: "";
border-radius: 50%;
transform: translate(-50%, -50%);
}
</style>
<h2>translate-origin</h2>
<div class="container">
<div id="box3" class="box"></div>
<div class="box box-origin"></div>
<p>transform-origin: 100% 100%</p>
</div>
<br>
<style type="text/css">
#box3 {
transform-origin: 100% 100%;
transform: rotate(45deg);
}
#box3:after {
background: RED;
width: 15px;
height: 15px;
position: absolute;
left: 100%;
top: 100%;
content: "";
border-radius: 50%;
transform: translate(-50%, -50%);
}
</style>
<h3>scale</h3>
<div class="container">
<div id="box4" class="box"></div>
<div class="box box-origin"></div>
<p>scale(0.5)</p>
</div>
<br>
<style type="text/css">
#box4 {
transform: scale(0.5);
}
#box4:after {
background: RED;
width: 15px;
height: 15px;
position: absolute;
left: 50%;
top: 50%;
content: "";
border-radius: 50%;
transform: translate(-50%, -50%);
}
</style>
<div class="container">
<div id="box5" class="box"></div>
<div class="box box-origin"></div>
<p id="box-scale">rotate(45deg) scale(1.5, 2)</p>
</div>
<br>
<style type="text/css">
#box5 {
transform: rotate(45deg) scale(1.5, 2);
}
#box-scale:before {
background: RED;
width: 15px;
height: 15px;
position: absolute;
left: 75px;
top: 75px;
content: "";
border-radius: 50%;
transform: translate(-50%, -50%);
}
</style>
<h3>skew</h3>
<div class="container">
<div id="box6" class="box"></div>
<div class="box box-origin"></div>
<p>skew(-45deg, 45deg)</p>
</div>
<br>
<style type="text/css">
#box6 {
transform: skew(-45deg, 45deg);
}
#box6:after {
background: RED;
width: 15px;
height: 15px;
position: absolute;
left: 50%;
top: 50%;
content: "";
border-radius: 50%;
transform: translate(-50%, -50%);
}
</style>
</body>
</html>