button, .btn {
    border: none;
    padding: 0.5rem;
    transition: 0.4s;
    font-size: 1.0em;
    border-radius: 4px;
    box-shadow: 0.5rem 0.3rem 10px #00000025;
    text-decoration: none;
    text-align: center;
    display: inline-block;
}

button:hover, .btn:hover {
    cursor: pointer;
    opacity: 0.8;
}