@media( max-width:768px ) {
    .slider-inici{ max-height: 600px; }
    .slider-inici * { max-height: 600px; }
    .slide-canvi{ background-image: url(../img/slide-m.png) !important; }
    .fixed-top.navbar{ position: static !important; }
    .navbar-light.fixed-top .navbar-toggler{ color: #000; }
    .slider-inici .slick-slide{ background-position: top; }
}