.main-img {
    background: url('../images/horses1.jpg') no-repeat center center;
}

.page-icon {
    background: url('../images/horses_logo.png')no-repeat center center;
}

.mid-content {
    background: url('../images/horses_mid.jpg')no-repeat center center;
}

.box1 {
    background: url('../images/horses_side1a.jpg');
}

.box2 {
    background: url('../images/horses_side2.jpg');
}

.box3 {
    background: url('../images/horses_side3.jpg');
}

@media only screen 
and (min-width : 1025px) {

    #main-header {
        width: 100%;
        height: 198px;
        background: url('../images/page-head.jpg')no-repeat top center;
    }

}