JSFiddle - React, Tailwind, and code Playground

HTML

<div class="one">
    <div class="two">start now</div>    
</div>

CSS

.one{
    height: 66px;
    line-height: 36px;
    text-align: center;
    margin: 0 auto;
}
.two{
    float: left;
    background-color: #3498db;
    color: white;
    font-size: 24px;
    padding-top: 15px;
    padding-bottom: 15px;
    padding-left: 20px;
    padding-right: 20px;
}