body{
    height: 100%;
    width: 100%;
}

.hero{
    height: 80vh !important;
}

.transp{
    background-color: transparent !important;
}

.semi-transp{
    background-color: rgba(136, 136, 136, 0.158);
    border-radius: 10px;
}

.atras{
    position: absolute;
    z-index: -1;
    height: 100%;
    width: 100%;
}