JSFiddle - React, Tailwind, and code Playground

HTML

<input class="my-button" type="submit" value="Save">
<a href="#" class="my-button">Cancel</a>

CSS

.my-button {
    display: inline-block;
    padding: 1em;
    
    border-radius: 0.2em;
    border: 1px solid #000;
    
    line-height: 1em;
    font-size: 13px;
    text-decoration: none;

    background-color: #ccc;
    color: #000;
}