section#N_3{
    padding: 25px 0;
}
.contenedor{
    margin: 25px auto;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
}
.contenedor_tarjeta{
    margin: 20px;
}
.contenedor_tarjeta a{
    display: inline-block;
}
.contenedor_tarjeta:hover figure{
    -webkit-transform: perspective(600px) rotateY(180deg);
    -ms-transform: perspective(600px) rotateY(180deg);
    -o-transform: perspective(600px) rotateY(180deg);
    transform: perspective(600px) rotateY(180deg);

    -webkit-box-shadow: 0px 2px 10px 2px rgba(0,0,0,0.25);
    -ms-box-shadow: 0px 2px 10px 2px rgba(0,0,0,0.25);
    -o-box-shadow: 0px 2px 10px 2px rgba(0,0,0,0.25);
    box-shadow: 0px 2px 10px 2px rgba(0,0,0,0.25);
}
.contenedor_tarjeta:hover figure img{
    filter: blur(2px);
}
figure{
    width: 300px;
    height: 350px;
    margin: 0;
    position: relative;
    transition: all ease .5s;
    transform-style: preserve-3d;
    transform: perspective(600px) rotateY(0deg);
}
figure .frontal,
figure .trasera{
    width: 100%;
    height: 100%;
    border-radius: 5px;
    transition: all ease .5s;
}
figure .frontal{
    display: block;
    /*backface-visibility: hidden;*/
}
figure .trasera{
    position: absolute;
    top: 0;
    padding: 20px;
    background-color: rgba(179, 175, 184, 0.5);
    color: white;
    transform: perspective(600px) rotateY(180deg);
    backface-visibility: hidden;
    overflow: auto;
}
.contenedor_tarjeta:nth-child(1) figure .trasera{
  background: rgba(174,203,203,0.75);
  background: -moz-linear-gradient(-45deg, rgba(174,203,203,0.75) 0%, rgba(174,203,203,0.75) 0%, rgba(96,149,211,1) 99%, rgba(95,148,211,1) 100%);
  background: -webkit-gradient(left top, right bottom, color-stop(0%, rgba(174,203,203,0.75)), color-stop(0%, rgba(174,203,203,0.75)), color-stop(99%, rgba(96,149,211,1)), color-stop(100%, rgba(95,148,211,1)));
  background: -webkit-linear-gradient(-45deg, rgba(174,203,203,0.75) 0%, rgba(174,203,203,0.75) 0%, rgba(96,149,211,1) 99%, rgba(95,148,211,1) 100%);
  background: -o-linear-gradient(-45deg, rgba(174,203,203,0.75) 0%, rgba(174,203,203,0.75) 0%, rgba(96,149,211,1) 99%, rgba(95,148,211,1) 100%);
  background: -ms-linear-gradient(-45deg, rgba(174,203,203,0.75) 0%, rgba(174,203,203,0.75) 0%, rgba(96,149,211,1) 99%, rgba(95,148,211,1) 100%);
  background: linear-gradient(135deg, rgba(174,203,203,0.75) 0%, rgba(174,203,203,0.75) 0%, rgba(96,149,211,1) 99%, rgba(95,148,211,1) 100%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#aecbcb', endColorstr='#5f94d3', GradientType=1 );
}
.contenedor_tarjeta:nth-child(2) figure .trasera{
    background: rgba(206,65,55,0.75);
    background: -moz-linear-gradient(left, rgba(206,65,55,0.75) 0%, rgba(199,172,100,1) 100%);
    background: -webkit-gradient(left top, right top, color-stop(0%, rgba(206,65,55,0.75)), color-stop(100%, rgba(199,172,100,1)));
    background: -webkit-linear-gradient(left, rgba(206,65,55,0.75) 0%, rgba(199,172,100,1) 100%);
    background: -o-linear-gradient(left, rgba(206,65,55,0.75) 0%, rgba(199,172,100,1) 100%);
    background: -ms-linear-gradient(left, rgba(206,65,55,0.75) 0%, rgba(199,172,100,1) 100%);
    background: linear-gradient(to right, rgba(206,65,55,0.75) 0%, rgba(199,172,100,1) 100%);
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ce4137', endColorstr='#c7ac64', GradientType=1 );
}
.contenedor_tarjeta:nth-child(3) figure .trasera{
    background: rgba(30,19,22,0.75);
    background: -moz-linear-gradient(left, rgba(30,19,22,0.75) 0%, rgba(153,82,50,1) 100%);
    background: -webkit-gradient(left top, right top, color-stop(0%, rgba(30,19,22,0.75)), color-stop(100%, rgba(153,82,50,1)));
    background: -webkit-linear-gradient(left, rgba(30,19,22,0.75) 0%, rgba(153,82,50,1) 100%);
    background: -o-linear-gradient(left, rgba(30,19,22,0.75) 0%, rgba(153,82,50,1) 100%);
    background: -ms-linear-gradient(left, rgba(30,19,22,0.75) 0%, rgba(153,82,50,1) 100%);
    background: linear-gradient(to right, rgba(30,19,22,0.75) 0%, rgba(153,82,50,1) 100%);
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#1e1316', endColorstr='#995232', GradientType=1 );
}
figure .trasera .titulo{
    color: #fff;
    font-weight: normal;
    margin-bottom: 20px;
    font-size: 24px;
}
figure .trasera hr{
    height: 2px;
    background: #fff;
    border: none;
    margin-bottom: 20px;
    opacity: .5;
}
figure .trasera p{
    line-height: 18px;
    font-size: 10px;
}
figure .trasera ul li{
    line-height: 22px;
    font-size: 14px;
}
@media screen and (max-width: 992px){
    figure .trasera{
        backface-visibility: visible;
        transform: perspective(600px) rotateY(0deg);
    }
    .contenedor_tarjeta:hover figure{
        transform: perspective(600px) rotateY(0deg);
    }
}