JSFiddle - React, Tailwind, and code Playground

by nikolya223

HTML

<div class="button"></div>

CSS

div.button{
    width: 200px;
    height: 100px;
    border: 0px solid green;
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    background-color: green;
    display: table;
    border: 3px inset transparent;
   
}
div.button:before{
    position: relative;
    display: table-cell;
    width: 100%;
    height: 100%;
    border-radius: 13px;
    background-color: white;
    content: "O";
    text-align: center;
    vertical-align: middle;
}
div.button>div{
    vertical-align: middle;    
    position: relative;
    display: table-cell;
    text-align: center;
    width: 100%;
 
}