.imsg {
    background-color: #f00;
    color: #fff;
    font-size: 100px;
    margin: 50px;
    padding: 20px;
    border: 10px solid #000;
    text-align: center;
    animation: spin 5s infinite;
}

@keyframes spin {
    from {transform: rotate(0deg);}
    to {transform: rotate(360deg);}
}

body {
    font-size: 16px;
    font-family: 'Comic Sans MS', cursive;
    font-size: 18px;
    color: #333;
    background-color: #fefefe;
}