.bg-main {
    background-image: url('../img/sayagata-400px.png');
    background-repeat: repeat;
    background-position: center;
}
.bg-spots{
    background-image: url('../img/dark_wood.png');
    background-repeat: repeat;
    background-position: center;
    background-size: 600px;
}

.bg-sand{
    background-image: url('../img/white_sand_@2X.png');
    background-repeat: repeat;
    background-position: center;
}

.bg-square{
    background-image: url('../img/px_by_Gre3g_@2X.png');
    background-repeat: repeat;
    background-position: center;
}