#head {
    height: 100vh;
    background-image: url("../img/planetarium.jpg");
    background-repeat: no-repeat;
    background-position: center bottom;
    background-size: cover;
}

/*** XS ***/
@media (max-width: 575px) {



}

/*** SM- ***/
@media (max-width: 767px) {



}

/*** SM ***/
@media (min-width: 576px) and (max-width: 767px) {



}

/*** MD- ***/
@media (max-width: 991px) {



}

/*** MD ***/
@media (min-width: 768px) and (max-width: 991px) {



}

/*** LG- ***/
@media (max-width: 1199px) {

    #head {
        height: auto;
        padding-bottom: 60px;
        /*background-position-y: top;*/
        background-size: cover;
    }

}

/*** LG ***/
@media (min-width: 992px) and (max-width: 1199px) {



}

/*** XL ***/
@media (min-width: 1200px) {

    #head {
        height: 1286px;
    }

}