<el-main>
<el-form>
</el-form>
</el-main>
.el-form {
height: 100%; //xp系统设置100%不生效
}
给父元素设置
.el-main {
display: flex;
flex-direction: column;
}
给子元素设置
.el-form {
height: 100%; //xp系统设置100%不生效
flex: 1;
display: flex;
flex-direction: column;
}
