body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    /* center content on the screen */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f0f0f0;
}

#hero {
    font-size: 3rem;
}

#hero:hover {
    animation-play-state: paused;
    cursor: pointer;
}