body {
    font-size: 16px;
    min-width: 320px;
    position: relative;
    line-height: 1.7;
    font-family: "Open Sans", sans-serif;
    overflow-x: hidden;
    color: #000;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    max-height: 3000px;
    text-align: center;
}

.box {
    padding: 20px 0;
}

.button {
    display: block;
    margin: 0 auto;
    border: none;
    background-color: #ddd;
    padding: 10px 20px;
    text-decoration: none;
    text-transform: uppercase;
    font-weight: bold;
}

.button:hover {
    opacity: .7;
    color: orangered;
    outline: none;
}

.button:focus {
    outline: none;
}