body {
    height: 100vh;
    display: flex;
    justify-content: space-between; /*space-evenly*/
    gap: 20px;
    /* background-image: linear-gradient(10deg, #212121, #eeeeee, #212121); */
    background-color: #212121;
}

.container {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: space-between; /*space-evenly*/
    align-items: center;
    flex-wrap: wrap;
    margin-top: 50px;
    
    padding:20px;
    padding-bottom: 100px;
}

.container-01 {
    padding-right:10px;
}
.container-02 {
    padding-right: 10px;
}
.container-03 {
    padding-right: 10px;
}
.container-04 {
}


.textotras{
    display: grid;
    height: 100%;
}

.container p{
    color: #212121;
    font-size: 17px;
    text-align: center;
    text-decoration: overline;

    grid-area: 1 / 1;
    align-self: start;
    padding: 10px;
    padding-top: 20px;
}

.container ul li{
    color: #212121;
    font-size: 15px;
    text-align: justify;
    padding: 10px;
    margin-top: -10px;
}

.container ul{
    color: #212121;
    font-size: 17px;
    text-align: center;
    padding: 10px;
    margin-top: -10px;
}


.container-01:hover .flip-01{
    transform: rotateY(180deg);
    transition: .5s;
}

.container-02:hover .flip-02{
    transform: rotateY(180deg);
    transition: .5s;
}

.container-03:hover .flip-03{
    transform: rotateY(180deg);
    transition: .5s;
}

.container-04:hover .flip-04{
    transform: rotateY(180deg);
    transition: .5s;
}

.flip-01{
    position: relative;
    width: 200px;
    height: 450px;
    cursor: pointer;
    transform-style: preserve-3d;
}

.flip-02{
    position: relative;
    width: 200px;
    height: 450px;
    cursor: pointer;
    transform-style: preserve-3d;
}

.flip-03{
    position: relative;
    width: 200px;
    height: 450px;
    cursor: pointer;
    transform-style: preserve-3d;
}

.flip-04{
    position: relative;
    width: 200px;
    height: 450px;
    cursor: pointer;
    transform-style: preserve-3d;
}

.frente, .tras{
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 32px;
    box-shadow: 0px 0px 10px #0000001b;
    backface-visibility: hidden;
}

.frente{
    background-size: cover;
}

.fr-01{
    background-image: url(../images/banner_serv001.png);
}

.fr-02{
    background-image: url(../images/banner_serv002.png);
}

.fr-03{
    background-image: url(../images/banner_serv003.png);
}

.fr-04{
    background-image: url(../images/banner_serv004.png);
}

.tras{
    background-image: linear-gradient(45deg, #f1d2d2e7, #ffffff);
    transform: rotateY(180deg);

    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}