body {
    font-family: Helvetica, "Helvetica Neue", Arial, sans-serif;
    background-color: dimgray;
    color: white;
    text-align: center;
}

div.content {
    background-color: gray;
    width: 750px;
    border-radius: 15px;
    margin-left: auto;
    margin-right: auto;
    padding: 10px 20px;
    text-align: center;
    margin-bottom: 20px;
}

h1 {
    font-size: 40px;
    font-weight: bold;
}

p {
    font-size: 20px;
    font-weight: normal;
}