.cabecera, .menu-desplegable { z-index: 2; }

#np, .slider, .titulos-div { opacity: 0; }

#np {
    margin-top: 100px;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.titulos-div {
    margin-top: 40px;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}

#np h1{ font-size: 30px; }

body { background-color: rgb(241, 254, 255); }

.slider {
    position: relative;
    width: 80%;
    margin: 0 auto;
    z-index: 0;
    -webkit-box-shadow: -10px 10px 0px 1px rgba(0,0,0,0.75);
    -moz-box-shadow: -10px 10px 0px 1px rgba(0,0,0,0.75);
    box-shadow: -10px 10px 0px 1px rgba(0,0,0,0.75);
}

.slider img {
    width: 100%;
}

.slick-prev {
    float: left;
    margin-top: 25%;
    position: absolute;
    z-index: 1;
    margin-left: 20px;
}

.slick-next {
    float: right;
    z-index: 1;
    position: relative;
    margin-top: -31%;
    margin-right: 20px;
}

.slick-prev, .slick-next{
    padding: 15px;
    background: none;
    border: none;
    color: white;
}