.section3 {
    margin-top: 280px;
    width: 100%;        
    margin-bottom: 100px;
    height: 600px;
    display: flex;
    margin-bottom: 50px;
}
    .parts {
        margin-top: 100px;
        width: 100%;
        transition: .75s;
    }
    #part_two {
        height: 600px;
        width: 0%;
        transition: 1s;
        overflow: hidden;
        display: flex;
        justify-content: center;
    }
        .part_two_sect {
            width: 90%;
            height: 85%;
            border-radius: 15px;
            margin-top: 25px;
            margin-left:px;
            padding: 15px;
            color: #fff;
            
            box-shadow: 2px -2px 20px rgba(0, 0, 0, 0);
            background: rgba(255, 255, 255, 0.15);
            border-left: 1px solid rgba(255, 255, 255, 0.3);
            border-top: 1px solid rgba(255, 255, 255, 0.3);
            backdrop-filter: blur(5px);
            -webkit-backdrop-filter: blur(5px);
            overflow: hidden;
        }


.fila {
    width: 100%;
    height: 200px;
    /*border-top: 1px solid green;*/
    display: flex;
}
.columna {
    width: 25%;
    /*border-right:  1px solid green;*/
    height: 100%;
    cursor: pointer;
}




.card {
    position: relative;
    width: 95%;
    height: 95%;
}

.columna .face { 
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 10px;
    overflow: hidden;
    transition: .5s;
}





.card .front {
    transform: perspective(900px) rotateY(0deg);
    box-shadow: 0 5px 10px #000;
    background-color: rgba(255, 255, 255, 0.097);
}

.card .front img {
    object-fit: cover;
}

.card .back {
    transform: perspective(900px) rotateY(180deg);
    background: rgba(3, 35, 54);
    padding: 15px;
    color: #f3f3f3;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    box-shadow: 0.5px 10px #000;
}
    .card:hover .front {
        transform:  perspective(900px) rotateY(180deg);
    }
    .card:hover .back {
        transform: perspective(900px) rotateY(360deg);
    }


    .card.girada .front {
        transform: perspective(900px) rotateY(180deg);
    }
      .card.girada .back {
        transform: perspective(900px) rotateY(360deg);
    }












#columna_a img{
    height: 85%;
    display: flex;  
    margin: auto;  
    padding: 25px;
    cursor: pointer;
}

#columna_b img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px;
    cursor: pointer;
}

#columna_c img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px;
    cursor: pointer;
}

#columna_d img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px;
    cursor: pointer;
}

#columna_e img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px 0px;
    cursor: pointer;
}

#columna_f img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px 0px;
    cursor: pointer;
}

#columna_g img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px 0px;
    cursor: pointer;

}

#columna_h img{
    height: 85%;
    display: flex;    
    margin: auto;
    padding: 25px 0px;
    cursor: pointer;
}




.part_two_sect img {
    display: flex;
    width: 10%;
    margin: 15px auto;
    
}

.part_two_sect p{
    text-align: justify;
}

.ver_trabajos{
    text-align: center;
    color: orange;
    cursor: pointer;    
}

#x {
    position: absolute;
    outline: 1px solid #fff;
    border-radius: 50%;
    width: 20px;
    height: 20px; 
    line-height: 20px;
    font-family: Arial, Helvetica, sans-serif;  
}

#x p {
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center; 
    cursor: pointer;   
    border-radius: 50%;
}
#x p:hover {
    background-color: rgba(rgb(255, 0, 0));
    font-size: 50px;
}