js+css实现炫酷图文卡片打开放大显示动画效果代码-html代码-BFW代码库

代码语言：html

代码描述：js+css实现炫酷图文卡片打开放大显示动画效果代码，鼠标悬浮会显示数字动画。

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<html>

<head>
    <style>
        *, *:before, *:after {
          box-sizing: border-box;
          margin: 0;
          padding: 0;
        }
        
        body {
          background: #1f1f1f;
          font-family: "Open Sans", Helvetica, Arial, sans-serif;
        }
        
        .cont {
          position: relative;
          overflow: hidden;
          height: 100vh;
          padding: 80px 70px;
        }
        .cont__inner {
          position: relative;
          height: 100%;
        }
        .cont__inner:hover .el__bg:after {
          opacity: 1;
        }
        
        .el {
          position: absolute;
          left: 0;
          top: 0;
          width: 19.2%;
          height: 100%;
          background: #252525;
          transition: transform 0.6s 0.7s, width 0.7s, opacity 0.6s 0.7s, z-index 0s 1.3s;
          will-change: transform, width, opacity;
        }
        .el:not(.s--active) {
          cursor: pointer;
        }
        .el__overflow {
          overflow: hidden;
          position: relative;
          height: 100%;
        }
        .el__inner {
          overflow: hidden;
          position: relative;
          height: 100%;
          transition: transform 1s;
        }
        .cont.s--inactive .el__inner {
          transform: translate3d(0, 100%, 0);
        }
        .el__bg {
          position: relative;
          width: calc(100vw - 140px);
          height: 100%;
          transition: transform 0.6s 0.7s;
          will-change: transform;
        }
        .el__bg:before {
          content: "";
          position: absolute;
          left: 0;
          top: -5%;
          width: 100%;
          height: 110%;
          background-size: cover;
          background-position: center center;
          transition: transform 1s;
          transform: translate3d(0, 0, 0) scale(1);
        }
        .cont.s--inactive .el__bg:before {
          transform: translate3d(0, -100%, 0) scale(1.2);
        }
        .el.s--active .el__bg:before {
          transition: transform 0.8s;
        }
        .el__bg:after {
          content: "";
          z-index: 1;
          position: absolute;
          left: 0;
          top: 0;
          width: 100%;
          height: 100%;
          background: rgba(0, 0, 0, 0.3);
          opacity: 0;
          transition: opacity 0.5s;
        }
        .cont.s--el-active .el__bg:after {
          transition: opacity 0.5s 1.4s;
          opacity: 1 !important;
        }
        .el__preview-cont {
          z-index: 2;
          display: flex;
          justify-content: center;
          align-items: center;
          position: absolute;
          left: 0;
          top: 0;
          width: 100%;
          height: 100%;
          transition: all 0.3s 1.2s;
        }
        .cont.s--inactive .el__preview-cont {
          opacity: 0;
          transform: translateY(10px);
        }
        .cont.s--el-active .el__preview-cont {
          opacity: 0;
          transform: translateY(30px);
          transition: all 0.5s;
        }
        .el__heading {
          color: #fff;
          text-transform: uppercase;
          font-size: 18px;
        }
        .el__content {
          z-index: -1;
          position: absolute;
          left: 0;
          top: 0;
          width: 100%;
          height: 100%;
          padding: 30px;
          opacity: 0;
          pointer-events: none;
          transition: all 0.1s;
        }
        .el.s--active .el__content {
          z-index: 2;
          opacity: 1;
          pointer-events: auto;
          transition: all 0.5s 1.4s;
        }
        .el__text {
          text-transform: uppercase;
          font-size: 40px;
          color: #fff;
        }
        .el__close-btn {
          z-index: -1;
          position: absolute;
          right: 10px;
          top: 10px;
          width: 60px;
          height: 60px;
          opacity: 0;
          pointer-events: none;
          transition: all 0s 0.45s;
          cursor: pointer;
        }
        .el.s--active .el__close-btn {
          z-index: 5;
          opacity: 1;
          pointer-events: auto;
          transition: all 0s 1.4s;
        }
        .el__close-btn:before, .el__close-btn:after {
          content: "";
          position: absolute;
          left: 0;
          top: 50%;
          width: 100%;
          height: 8px;
          margin-top: -4px;
          background: #fff;
          opacity: 0;
          transition: opacity 0s;
        }
        .el.s--active .el__close-btn:before, .el.s--active .el__close-btn:after {
          opacity: 1;
        }
        .el__close-btn:before {
          transform: rotate(45deg) translateX(100%);
        }
        .el.s--active .el__close-btn:before {
          transition: all 0.3s 1.4s cubic-bezier(0.72, 0.09, 0.32, 1.57);
          transform: rotate(45deg) translateX(0);
        }
        .el__close-btn:after {
          transform: rotate(-45deg) translateX(100%);
        }
        .el.s--active .el__close-btn:after {
          transition: all 0.3s 1.55s cubic-bezier(0.72, 0.09, 0.32, 1.57);
          transform: rotate(-45deg) translateX(0);
        }
        .el__index {
          overflow: hidden;
          position: absolute;
          left: 0;
          bottom: -80px;
          width: 100%;
          height: 100%;
          min-height: 250px;
          text-align: center;
          font-size: 20vw;
          line-height: 0.85;
          font-weight: bold;
          transition: transform 0.5s, opacity 0.3s 1.4s;
          transform: translate3d(0, 1vw, 0);
        }
        .el:hover .el__index {
          transform: translate3d(0, 0, 0);
        }
        .cont.s--el-active .el__index {
          transition: transform 0.5s, opacity 0.3s;
          opacity: 0;
        }
        .el__index-back, .el__index-front {
          position: absolute;
          left: 0;
          bottom: 0;
          width: 100%;
        }
        .el__index-back {
          color: #2f3840;
          opacity: 0;
          transition: opacity 0.25s 0.25s;
        }
        .el:hover .el__index-back {
          transition: opacity 0.25s;
          opacity: 1;
        }
        .el__index-overlay {
          overflow: hidden;
          position: relative;
          transform: translate3d(0, 100%, 0);
          transition: transform 0.5s 0.1s;
          color: transparent;
        }
        .el__index-overlay:before {
          content: attr(data-index);
          position: absolute;
          left: 0;
          bottom: 0;
          width: 100%;
          height: 100%;
          color: #fff;
          transform: translate3d(0, -100%, 0);
          transition: transform 0.5s 0.1s;
        }
        .el:hover .el__index-overlay {
          transform: translate3d(0, 0, 0);
        }
        .el:hover .el__index-overlay:before {
          transform: translate3d(0, 0, 0);
        }
        .el:nth-child(1) {
          transform: translate3d(0%, 0, 0);
          transform-origin: 50% 50%;
        }
        .cont.s--el-active .el:nth-child(1):not(.s--active) {
          transform: scale(0.5) translate3d(0%, 0, 0);
          opacity: 0;
          transition: transform 0.95s, opacity 0.95s;
        }
        .el:nth-child(1) .el__inner {
          transition-delay: 0s;
        }
        .el:nth-child(1) .el__bg {
          transform: translate3d(0%, 0, 0);
        }
        .el:nth-child(1) .el__bg:before {
          transition-delay: 0s;
          background-image: url("//repo.bfw.wiki/bfwrepo/image/62c4c5974103a.png");
        }
        .el:nth-child(2) {
          transform: translate3d(105.2083333333%, 0, 0);
          transform-origin: 155.2083333333% 50%;
        }
        .cont.s--el-active .el:nth-child(2):not(.s--active) {
          transform: scale(0.5) translate3d(105.2083333333%, 0, 0);
          opacity: 0;
          transition: transform 0.95s, opacity 0.95s;
        }
        .el:nth-child(2) .el__inner {
          transition-delay: 0.1s;
        }
        .el:nth-child(2) .el__bg {
          transform: translate3d(-19.2%, 0, 0);
        }
        .el:nth-child(2) .el__bg:before {
          transition-delay: 0.1s;
          background-image: url("//repo.bfw.wiki/bfwrepo/image/62c4c52192883.png");
        }
        .el:nth-child(3) {
          transform: translate3d(210.4166666667%, 0, 0);
          transform-origin: 260.4166666667% 50%;
        }
        .cont.s--el-active .el:nth-child(3):not(.s--.........完整代码请登录后点击上方下载按钮下载查看