<docs>
---
order: 1
title:
zh-CN: 自定义样式
en-US: Custom style
## zh-CN
可以自定义回到顶部按钮的样式，限制宽高：`40px * 40px`。
## en-US
You can customize the style of the button, just note the size limit: no more than `40px * 40px`.
</docs>
<template>
<div id="components-back-top-demo-custom">
<a-back-top @click="handleClick">
<div class="ant-back-top-inner">UP</div>
</a-back-top>
Scroll down to see the bottom-right
<strong style="color: #1088e9">blue</strong>
button.
</div>
</template>
<script setup>
const handleClick = () => {
console.log('click');
};
</script>
<style scoped>
:deep(#components-back-top-demo-custom) .ant-back-top {
inset-block-end: 100px;
}
#components-back-top-demo-custom .ant-back-top-inner {
height: 40px;
width: 40px;
line-height: 40px;
border-radius: 4px;
background-color: #1088e9;
color: #fff;
text-align: center;
font-size: 20px;
</style>
