.app01-section {
  background-color: #F5F7FA;
}
.app01-section .app01-section-container .top {
  margin: 0 auto;
  padding: 100px 0 60px;
  width: 94%;
}
.app01-section .app01-section-container .top .title {
  color: var(--1, #323336);
  text-align: center;
  font-size: 42px;
  font-style: normal;
  font-weight: 700;
  line-height: normal;
  margin-bottom: 40px;
}
.app01-section .app01-section-container .top .sub-title {
  color: var(--2, #4D4D4D);
  font-size: 22px;
  text-align: center;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
}
.app01-section .app01-section-container .bottom {
  width: 50%;
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.app01-section .app01-section-container .bottom .left {
  position: relative;
  /* Animation */
}
.app01-section .app01-section-container .bottom .left .img1 {
  width: 30vw;
}
@-webkit-keyframes rotate {
  0% {
    -webkit-transform: rotate(300deg);
            transform: rotate(300deg);
  }
  100% {
    -webkit-transform: rotate(350deg);
            transform: rotate(350deg);
  }
}
@keyframes rotate {
  0% {
    -webkit-transform: rotate(300deg);
            transform: rotate(300deg);
  }
  100% {
    -webkit-transform: rotate(350deg);
            transform: rotate(350deg);
  }
}
.app01-section .app01-section-container .bottom .left .animation {
  -webkit-animation: rotate 3s linear 2s infinite;
          animation: rotate 3s linear 2s infinite;
  -webkit-transform-origin: top;
          transform-origin: top;
}
.app01-section .app01-section-container .bottom .left .rotate-img {
  position: absolute;
  width: 10vw;
  top: 8vw;
  left: 13.5vw;
}
.app01-section .app01-section-container .bottom .left .rotate-img .img2 {
  width: 100%;
}
.app01-section .app01-section-container .bottom .right {
  margin-left: 30px;
}
.app01-section .app01-section-container .bottom .right .img3 {
  width: 100%;
  margin-bottom: 24px;
}
.app01-section .app01-section-container .bottom .right .img4 {
  width: 100%;
}

@media screen and (max-width: 768px) {
  .app01-section .app01-section-container .top {
    width: 91%;
    margin: 0 auto;
    padding: 40px 0 40px;
  }
  .app01-section .app01-section-container .top .title {
    color: var(--1, #323336);
    font-family: "Source Han Sans CN";
    font-size: 24px;
    font-style: normal;
    font-weight: 350;
    line-height: normal;
    margin-bottom: 16px;
  }
  .app01-section .app01-section-container .top .sub-title {
    color: var(--2, #4D4D4D);
    text-align: center;
    font-size: 16px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
  }
  .app01-section .app01-section-container .bottom {
    width: 91%;
    margin: 0 auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: reverse;
        -ms-flex-direction: column-reverse;
            flex-direction: column-reverse;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .app01-section .app01-section-container .bottom .left {
    position: relative;
  }
  .app01-section .app01-section-container .bottom .left .img1 {
    width: 63vw;
  }
  .app01-section .app01-section-container .bottom .left .rotate-img {
    position: absolute;
    width: 38vw;
    top: 15vw;
    left: 27vw;
  }
  .app01-section .app01-section-container .bottom .left .rotate-img .img2 {
    width: 66%;
  }
  .app01-section .app01-section-container .bottom .right {
    margin-left: unset;
    margin-bottom: 40px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: distribute;
        justify-content: space-around;
  }
  .app01-section .app01-section-container .bottom .right .img-left {
    width: 48%;
  }
  .app01-section .app01-section-container .bottom .right .img-left .img3 {
    width: 100%;
  }
  .app01-section .app01-section-container .bottom .right .img-right {
    width: 48%;
  }
  .app01-section .app01-section-container .bottom .right .img-right .img4 {
    width: 100%;
  }
}