@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;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: black;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffff;
    perspective: 1000px;
 }

 section::before{
    content : "";
    position: absolute;
    height: 240px;
    width: 240px;
    border-radius: 50%;
    transform: translate(-150px,-100px);
    background: linear-gradient(90deg , #9c27b0 ,#f3f5f5);
 }
 section::after{
    content : "";
    position: absolute;
    transform: translate(150px,100px);
    height: 240px;
    width: 240px;
    border-radius: 50%;
    background: linear-gradient(90deg , #9c27b0 ,#f3f5f5);
 }

 .container{
    height: 225px;
    width: 375px;
    position: relative;
    z-index: 100;
    transition: 0.6s;
    transform-style: preserve-3d;

 }

 .container:hover{
   transform: rotateY(180deg);
 }


 .container .front{
   position: absolute;
    height: 100%;
    width: 100%;
    padding: 25px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 25px 45px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backface-visibility: hidden;

 }

 .front .logo img{
   width: 48px;
   margin-right: 10px;



 }

 h5{
   font-size: 16px;
   font-weight: bold;

 }

 .front .chip{
   width: 48px;
   margin-left: 106px;
 }

 .front .logo{
   display: flex;
   align-items: center;


 }

 .front header{
   justify-content: space-between;
 }


.details{
   display: flex;
   margin: 50px 0px;
   align-items: flex-end;
   justify-content: space-between;
}

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

h5.number{
   font-size: 18px;
   letter-spacing: 1px;
}
h5.name{
   margin-top: 20px;
}

.front.back{
   border: none;
   padding: 15px 25px 25px 25px;
   transform: rotateY(180deg);
   
}
.front.back h6{
   font-size: 8px;

}
.front.back .strip{
   position: absolute;
   top: 40px;
   left: 0px;
   height: 45px;
   width: 100%;
   background: #000;


}
.front.back .sign{
   display: flex;
   justify-content: flex-end;
   align-items: center;
   margin-top: 80px;
   height: 40px;
   width: 85%;
   background-color: #fff;
   border-radius: 7px;
   background: repeating-linear-gradient(#fff ,#fff 3px , #efefef 0px , #efefef 9px);


}

.sign i{
   color: #000;
   font-size: 12px;
   margin-right: -28px;
   background-color: #fff;
   padding: 4px 6px;
   z-index: -1;
}

.front.back h5{
   font-weight: 200;
   font-size: 8px;
   margin-top: 30px;
}
.front.back h6{
   font-weight: 200;
   

}