一行代码将使页面处于灰色模式
filter: grayscale(1);
<template>
<div class="gray-container">
<el-button type="primary" @click="onClick">点击</el-button>
</div>
</template>
<script>
export default {
methods: {
onClick() {
this.$message.success("点击成功");
},
},
};
</script>
<style>
.gray-container {
width: 200px;
height: 200px;
background: url("https://picsum.photos/400/400") no-repeat center center/cover;
display: flex;
align-items: center;
justify-content: center;
/* 核心代码 */
filter: grayscale(1);
}
</style>