#main_headl_contact {
    display: none;
}
#contact_area {
    top: 15vw;
}
@media screen and (min-width: 568px){
    header {
        display: none;
    }

    #letsbuild_area {
        background-image: none;
        height: auto;
        position: relative;
        top: 0;
        display: block;
    }
    #contact_area {
        position: relative;
        right: auto;
        top: 0;
        height: auto;
        -webkit-mask-image: none;
        width: 100%;
        max-width: 568px;
    }

    footer {
        top: auto;
    }
}