(css)点击前隐藏icon图表 点击后显示

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效果

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html

<liv-for="(item,index) in sessionList":key="index"class="liClass":class="{ 'active': change2 === index }"tabindex="2">...<el-tooltip class="item" effect="dark" content="添加到咨询指南" placement="top"><iclass="el-icon-circle-plus-outline"size="mini"@click="addExample(item.q)"></i></el-tooltip>&nbsp;&nbsp;<el-tooltip class="item" effect="dark" content="删除" placement="top"><i class="el-icon-delete" size="mini" @click="delHandle(item.q)"></i></el-tooltip></li>

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css

.liClass {.../deep/ .el-tooltip {display: none;}
}
.liClass:hover,
.liClass:focus { ... /deep/ .el-tooltip {display: inline-block;}
}