10.29笔记
作者:互联网
1.<iframe src="toubu.html" width="100%" height="178px" ></iframe>将其他页面嵌入到本页面标签位置
2./*垂直居中*/ align-items: center;/*水平居中*/ text-align: center;
3./*轮廓线*/ outline: none;
4..head .line2 .search input:focus+span 定位到span元素
5./*focus获取焦点*/
.head .line2 .search input:focus{
background-position: 0 1px;
}
标签:head,span,10.29,focus,笔记,line2,search,input 来源: https://www.cnblogs.com/malongfei/p/15491915.html