.link-button {
    background-color: #777;
    padding: 1em;
    border-radius: 3px;
    color: white;
    text-decoration: none;
    display: inline-block;
    border: 2px solid #777;
    transition: border-radius 0.35s, background-color 0.35s;
    font-weight: bold;
}

.link-button:hover {
    background-color: #999;
    border-radius: 2em;
    transition: border-radius 0.25s, background-color 0.0s;
}