body {
    transition: 0,5s;
    text-align: center;
    padding-top: 50px;
}

button {
    padding: 15px 25px;
    margin: 10px;
    cursor: progress;
    border: none;
    border-radius: 8px;
    font-weight: bold;
}

.default {
    background: white;
    color: black;
}

.dark {
    background: black;
    color: white;    
}

.neon {
    background: #000;
    color: #39ff14;
    text-shadow: 0 0 10px #39ff14;
}

.forest {
    background: #1b3022;
    color: #ecf39e;
}

.mint {
    background: rgb(1, 250, 188);
    color: rgb(77, 58, 36);
}