body {
    margin: 0;
    overflow: hidden;
    background-color: #228B22;
}

h1 {
    text-align: center;
    text-transform: uppercase;
}

h2 {
    text-align: center;
}

#start-button {
    text-align: center;
    display: block;
}

.menu-screen {   
    padding-top: 250px;
}