*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.contenedor-general{
    margin-left: 20%;
    margin-right: 20%;
    margin-top: 3px;
}

.img_u{
    position: relative;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 0 6px 0 rgb(0,0,0, .5);
}
.img_u > img{
    width: 100%;
    height: 100%;
}

.hover-galeria{
    position: absolute;
    width: 100%;
    height: 99%;
    top: 0;
    transform: scale(0);
    transition: .5s;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    z-index: 1;
}

.hover-galeria img{
    width: 100px;
}

.img_u:hover .hover-galeria{
    transform: scale(1);
}

.contenedor-cill .img_u .hover-galeria{
    background: rgba(255, 166, 0, 0.644);
}

.contenedor-llid .img_u .hover-galeria{
    background: rgba(153, 153, 41, 0.644);
}

.contenedor-ring .img_u .hover-galeria{
    background: rgba(28, 73, 197, 0.644);
}

.contenedor-pic .img_u .hover-galeria{
    background: rgba(197, 28, 28, 0.644);
}

.contenedor-truc .img_u .hover-galeria{
    background: rgba(28, 197, 51, 0.644);
}

@media only screen and (max-width: 700px){

    .contenedor-general{
        margin-left: 3px;
        margin-right: 3px;
    }
}