@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

section{
    position: relative;
    min-height: 100vh;
    width: 100%;
    background: #121321;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    perspective: 1000px;
}

section::before {
    content:"";
    position:absolute;
    height: 240px;
    width:240px;
    transform: translate(-150px,-100px);
    background: linear-gradient(90deg,#9c27be,#f3f5f3);
    border-radius: 50%;
    
}

section::after {
    content:"";
    position:absolute;
    height: 240px;
    width:240px;
     border-radius: 50%;
     transform: translate(150px,100px);
    background: linear-gradient(90deg,#9c27be,#f3f5f3);
   
    
}

.container{
    position: relative;
    height: 255px;
    width:375px;
    z-index: 100;
    transition: 0.6s;
    transform-style: preserve-3d;
}
.container:hover{
    transform: rotateY(180deg);
}

.container .card{
    position: absolute;
    height:100%;
    width: 100%;
    padding: 25px;
    border-radius: 25px;
    backdrop-filter: blur(25px);
    background: rgba(255,255,255,0.1);
    box-shadow: 0 25px 45px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
    backface-visibility: hidden;

}

.font-size header,
.font-size .logo{
    display: flex;
    align-items: center;
    
}
.font-size .logo {
    justify-content: space-between;
    width: 100%;
    display: flex;

}

.font-size .logo img{
    width:48px;
    margin-right: 10px;
    border-radius: 25%;

    
}
h5{
    font-size: 16px;
    font-weight: 400;
    align-items: right;
}
.font-size .logo h5 {
    margin-left: 5px;
    flex: 1;
}

.font-size .chip{
    width:50px;

}

.font-size .card-details{
    display: flex;
    margin-top: 40px;
    align-items: flex-end;
    justify-content: space-between;
}

h6{
    font-size: 10px;
    font-weight: 400;
}

h5.number{
    font-size: 18px;
    letter-spacing: 1px;
}

h5.name{
    margin: 20px;
}

.card.back-size{
    border: none;
    padding: 15px 25px 25px 25px;
    transform: rotateY(180deg);
}

.card.back-size h6{
    font-size: 8px;
}

.card.back-size .magnetic-strip{
    position: absolute;
    top: 40px;
    left: 0;
    height: 45px;
    width: 100%;
    background: #121321;
}

.card.back-size .signature{
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-top: 80px;
    height: 40px;
    width: 85%;
    border-radius: 6px;
    background: repeating-linear-gradient(
    #fff,
    #fff 3px,
    #efefef 0px,
    #efefef 9px
    );
}

.signature i{
    color: #000;
    font-size: 12px;
    padding: 4px 6px;
    border-radius: 4px;
    background-color: #fff;
    margin: -30px;
    z-index: -1;
}
.card.back-size h5{
    font-size: 8px;
    margin-top: 15px;
}