html {
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: #00d2bf;
    text-size-adjust: none;
    font-size: 25px;
}

.headline {
    text-align: center;
    margin: 100px auto 50px auto;
    color: #fff;
    font-family: sans-serif;
    font-size: 1.5em;
}

.container {
    max-width: 1000px;
    width: 100%;
    margin: 0 auto;
    display: block;
    text-align: center;
}

.banner {
    max-width: 100%;
}

.text {
    color: #fff;
    font-size: 25px;
    font-family: sans-serif;
}

@media screen and (max-width: 480px) {
    .headline {
        font-size: 0.7em;
    }
    .text {
        font-size: 12px;
    }
}