/* CSS layout */

html {
    background-image: linear-gradient( 
    rgba(0, 0, 0, 0.2), 
    rgba(0, 0, 0, 0.8) 
    ), url('../img/Wirral Sunset.jpg');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-size: cover;
}
div#body-left {
    float: left;
    margin: 25px 25px 25px 25px;
}
div#body-center {
    float: left;
    width: 700px;
    margin: 25px 25px 25px 25px;
}
div#body-right {
    float: left;
    margin: 25px 25px 25px 25px;
}