el-input添加自定义icon（图片）
<el-form-item prop="account">
<el-input
id="accountTxt"
@blur="handleBlur"
v-model=""
placeholder="请输入您的账号"
>
<i slot="prefix" style="display: flex;align-items: center;">
<img
class="header-icon"
style="width:16px;height:16px"
src="../assets/img/XinqiaoHospitalLandinpage/"
alt="" />
</i>
</el-input>
</el-form-item>