直接看效果：
<!DOCTYPE html>
<html>
<head>
<title>sdf</title>
<style>
/* hide scrollbar */
::-webkit-scrollbar {
width: 1px;
height: 1px;
}
::-webkit-scrollbar-button {
width: 1px;
height: 1px;
}
.g-scroll {
position: relative;
width: 200px;
height: 200px;
transform-origin: 100% 0;
transform: rotate(-90deg);
overflow: scroll;
}
.g-pesudo {
width: 200px;
height: 400px;
background: linear-gradient(rgba(122, 122, 50, .3), rgba(20, 200, 150, .3));
}
.g-content {
position: absolute;
top: 0;
left: 200px;
width: 400px;
height: 200px;
transform-origin: 0 0;
border: 1px solid #000;
transform: rotate(90deg);
}
</style>
</head>
<body>
<div class="g-scroll">
<div class="g-pesudo"></div>
<div class="g-content">
Lorem ipsum dolor sit amet, consectetur adipisicing elit. Dolorum quis ipsum officiis placeat ipsa sit ad incidunt similique, consequuntur earum architecto recusandae veritatis et illo, illum quae nulla minus rerum?
</div>
</div>
</body>
文章链接：https://segmentfault.com/a/1190000042443056
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