CSS Pop-out button

popout-btn.css

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk&display=swap');

body {
    font-family: 'Space Grotesk', sans-serif;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

div {
    border: 1px solid #000000;
    border-radius: 10px;
}

a {
    display: inline-block;
    font-size: 30px;
    padding: 10px;
    text-decoration: none;
    color: #000000;
    background: #CBFF40;
    border-radius: 10px;
    transition: all 200ms;
}

a:hover {
    transform: translate(5px, -5px);
}

poput-btn.html

<div>
    <a href="#">Sign Up</a>
</div>