#secciones {
    position: relative;
    width: 100%;
    height: 100%;
    top: 0;
}
.seccion {
    position: relative;
    width: 100%;
    min-height: 100vh;
    clear: both;
    background-color: #121b24;
    top: 0;
    background-position: top center;
    background-size: cover;
    background-attachment:initial;
    padding: 150px 0px 0px 0px;
    display: flex;
}

@media (max-width: 920px) {

}


@media (max-width: 750px) {

}


@media (max-width: 520px) {

    .seccion {padding-top: 110px;}
}