@media only screen and (max-width: 1000px) {
    .header_bottom {
        background-color: #494949;
    }

    .header_bottom,
    nav.mobile_menu {
        background-color: #000000 !important;
    }
}

@media only screen and (min-width: 480px) and (max-width: 768px) {

    section.parallax_section_holder {
        height: auto !important;
        min-height: 400px;
    }
}

@media only screen and (max-width: 768px) {
}

@media only screen and (max-width: 600px) {
}

@media only screen and (max-width: 480px) {

    section.parallax_section_holder {
        height: auto !important;
        min-height: 400px;
    }
}