@charset 'UTF-8';
@import url('http://fonts.googleapis.com/css?family=Source+Sans+Pro:400,600');

html {
    font-family: 'Source Sans Pro', sans-serif;
    color: #777;
    font-weight: 400;
}

#centro {
    position: absolute;
    background-color: white;
    border: 1px solid black;
    text-align: center;
    border-radius: 5px;
    padding: 30px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
}