*{
    margin: 0;
    padding: 0;
}

body{
    height: 100vh;
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color:black;
}

.fzcard{

    height: 600px;
    perspective: 1000px;
}

#s_img{
    width: 300px;
    height: 580px;
    position: relative;
    /* 创建3d空间 */
    transform-style: preserve-3d;
    -webkit-transform-style: flat;

}

#s_img img{
    width: 100%;
    height: 100%;
    position: absolute;
    border-radius: 0px;
    box-shadow: 0 0 0px rgb(0, 0, 0);
    backface-visibility: hidden;
    -webkit-transition: 2s;
    top: -34px;
}

#a2{
    transform: rotateY(180deg);
}

.fzcard:hover #a2{
    transform: rotateY(0deg);
}


.fzcard:hover #a1{
    transform: rotateY(-180deg);
}
.foot{text-align:center; color:#F5C174; font-size:20px; letter-spacing:3px}
/* .fzcard{
    transform: rotateY(0deg);
}

.fzcard1{
    transform: rotateY(-180deg);
} */