父级hover，子级显示

链接：https://blog.csdn.net/phoooob/article/details/51565483

.custom-tree-node {     overflow: hidden;     flex: 1;     display: flex;     align-items: center;     justify-content: space-between;     font-size: 14px;     padding-right: 8px;
    .el-icon-more {       display: none;     //一开始不显示     }
    &:hover {            .el-icon-more {  //父级hover后再显示         display: inline;       }     }   }

标签：el,hover,父级,子级,flex,display,more
来源： https://www.cnblogs.com/MJmajong/p/13071127.html