JSFiddle - React, Tailwind, and code Playground

HTML

<label class="ui-textbox">
    <span>Some label</span>
    <input type="text" />
</label>

CSS

.ui-textbox {  
    padding: 0 10px 0 0;             
    position: relative;
}
.ui-textbox span {
    margin: 0 10px;
}
.ui-textbox:hover:after {
    content:"x";
    position: absolute;
    top: 0;    
    font-size: 16px;
    right: 20px;
}
.ui-textbox:hover:after {
    color: red;
}