* {
    margin: 0;
    padding: 0;
    list-style: none;
}
body {
    font-family: Helvetica;
    font-size: 4vw;
    color: #424242;
    background-color: #eee;
}
a {
    color: #424242;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
}
    a:active,
    a:hover {
        color: #ff9900;
    }
h1,h2, p {
    margin-bottom: 2vh
}
h1 {
    font-size: 1.5em;
}
button {
    cursor: pointer;
    font-size: 1em;
    padding: 1vw 2vw;
    border-radius: 8px;
    border: 1px solid #aaa;
    color: #424242;
    box-shadow: 0.4vw 0.4vw 0.4vw #999;
    background-color: #FFF;
    margin-bottom: 5px;
}
button:hover {
    background-color: #EEE;
}
button:active {
    background-color: #CCC;
    box-shadow: none;
}
@media screen and (min-device-width: 480px) {
    body {
        font-size: 3vw;
    }
}
@media screen and (min-device-width: 768px) {
    body {
        font-size: 2vw;
    }
}
@media screen and (min-device-width: 1024px) {
    body {
        font-size: 16px;
    }
    button {
        padding: 8px 12px;
        box-shadow: 4px 4px 4px #999;
    }
}