JSFiddle - React, Tailwind, and code Playground

by secretgspot

HTML

<ul>
<li class="area">
    
    <ul id="interest-area1">
        <li>
            <label class="cat-label">Category 1</label>
            <span class="cat-arrow">▸</span>
            <label class="cat-counter">2</label>
        </li>
        <li class="active">
            <label class="cat-label">Category 2</label>
            <span class="cat-arrow">▸</span>
            <label class="cat-counter">0</label>
        </li>
        <li>
            <label class="cat-label">Category 3</label>
            <span class="cat-arrow">▸</span>
            <label class="cat-counter">12</label>
        </li>
    </ul>
    <ul id="interest-area2">
        <li>
            <label for="cat-select-1" class="">
                <input type="checkbox" name="cat-select-1" id="cat-select-1" value="select 1">
                <span>Select 1</span>
            </label>
        </li>
        <li class="active">
            <label for="cat-select-2" class="">
                <input type="checkbox" name="cat-select-2" id="cat-select-2" value="select 1">
                <span>Select 2</span>
            </label>
        </li>
        <li>
            <label for="cat-select-3" class="">
                <input type="checkbox" name="cat-select-3" id="cat-select-3" value="select 3">
                <span>Select 3</span>
            </label>
        </li>
    </ul>
    <div id="cat-status">
        <label>X Categories Selected</label> &bull;
        <a href="#">Show Selected</a>
    </div>
    
</li>
</ul>

CSS

li.area {
 vertical-align: top;   
}

ul#interest-area1,
ul#interest-area2 {
    display: inline-block;
    border: 1px solid #ddd;
    background: #fff;
    padding: 3px 0;
    margin: 0;
    max-height: 200px;
    min-width: 200px;
    overflow-x: hidden;
    overflow-y: auto;
    vertical-align: top;
    
}
ul#interest-area1 li,
ul#interest-area2 li {
    cursor: pointer;
    overflow: hidden;
    padding: 2px 0 3px 6px;
    text-overflow: ellipsis;
    user-select: none;
    white-space: nowrap;
}
ul#interest-area1 li.active,
ul#interest-area2 li.active {
    background: #deefff;
}
ul#interest-area1 .cat-label {
    display: inline-block;
    line-height: normal;
    float: left;
}
ul#interest-area1 .cat-counter {
    background:#deefff;
    float: right;
    padding: 0 6px;
    margin: 2px 3px;
    position: relative;
    text-align: center;
    border-radius: 3px;
    font-size: 80%;
}
ul#interest-area1 .cat-arrow {
    display: inline-block;
    padding: 0 2px;
    margin-right: 3px;
    float: right;
    text-align: center;
    line-height: 1.3em;
    color: #aaa;
}