.section{
    width: 100%;
    height: 100%;
    /*margin-top: -10%;*/
    position: absolute;
}
.ob_c{
    width: 100%;
    height: 100vh;
    object-fit: cover;
    
}
#fp-nav ul li a.active span,
.fp-slidesNav ul li a.active span{
    background: #0f0;
}
.pg1-code{
    position: absolute;
    font-size: 40px;
    top: 200px;
    color: #fff;
    right: 10%;
}
/* 动画 */
.fly {
    animation-duration: 3s;
  animation-name: fly;
}
@keyframes fly {
    from {
        top: 300px;
        /* display: none; */
        opacity: 0;
  }

  to {
    top: 200px;
    /* display: block; */
  }
}

/*第二页*/
/* 第二页 */
 /* 第二页 */
.p2-img {
    width: 100vw;
     height: 100vh; 
}
.p2-img img{
    width: 100%;
    height: 100%;
}
.pg2-code{
    position: absolute;
    top: 150px;
    right: 10%;
    text-align: right;
    color: #fff;
}
.pg2-code h2{
    font-size: 40px;
    font-weight: bold;
    margin-bottom: 20px;
}
.pg2-code .z1{
    margin-bottom: 15px;
    font-weight: bold;
    font-size: 18px;
    color: #fff;
}
.z2{
   color: #fff;
   font-size: 16px;
}
.p2-img1{
    position: absolute;
    top: 30%;
    left: 20%;
    display: none;
    opacity: 0;
}
.p2-img1{
    width: 350px;
    height: 200px;
}
.p2-img1 img{
    width: 100%;
    height: 100%;
}


/*第三页*/
.p3-img {
    width: 100vw;
     height: 100vh; 
}
.p3-img img{
    width: 100%;
    height: 100%;
}
.p3-code{
    color: #fff;
    position: relative;
    top: -85%;
    left: 15%;
    display: none;
    opacity: 0;
}
.p3-code h2{
    position: absolute;
    top: 0;
    left: 100px;
    font-size: 40px;
    display: none;
    opacity: 0;
}
.p3-code .z1{
    position: absolute;
    top: 100px;
    font-size: 18px;
    left: 100px;
    opacity: 0;
    display: none;
    font-weight: bold;
}
.p3-code .z2{
    position: absolute;
    top: 150px;
    left: 100px;
    font-weight: 500;
    opacity: 0;
    display: none;
}
.p3-media{
    position: absolute;
    width: 350px;
    height: 255px;
    bottom: 10%;
    right: 10%;
    display: none;
    opacity: 0;
}

.pg4-bg{
    background-image: linear-gradient(135deg, rgba(59, 94, 122, 1), rgba(128, 119, 123, 1));
    position: relative;
}
.pg4-bg .bottom{
    position: absolute;
    bottom: 0;
}
/*.dialog {*/
/*    position: fixed;*/
/*    top: 50%;*/
/*    left: 50%;*/
/*    transform: translate(-50%, -50%);*/
/*}*/