JSFiddle - React, Tailwind, and code Playground

HTML

<div class="area">
    <span class="close">X</span>
    <div class="areaInside">some data</div>
</div>

<div class="area">
    <span class="close">X</span>
    <div class="areaInside">some data</div>
</div>

CSS

.areaInside{
    border: 2px dashed #bbb;
    -moz-border-radius: 10x;
    -webkit-border-radius: 10x;
    border-radius: 10px;
    color: #bbb;
    min-height: 80px;
    margin-top:15px;
}
.area{
    width:70%;
    height:100px;
}
.close{
    float:right;
    position:relative;
    cursor: pointer;
    font-weight: bold;
}