.section6 .ani {
  width: 100%;
  height: auto;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  display: flex;
  z-index: 9;
  pointer-events: none;
}

.section6 .ani .left,
.section6 .ani .right {
  width: 50%;
  transition: all 0.3s;
  position: relative;
  left: 0;
  right: 0;
}
.section5 .ani .left > img,
.section6 .ani .left > img,
.section5 .ani .right > img,
.section6 .ani .right > img {
  width: 130%;
  position: relative;
}
.section5 .ani .left.open,
.section6 .ani .left.open {
  right: auto;
  left: -100%;
}
.section5 .ani .right > img,
.section6 .ani .right > img {
  width: 140%;
  left: -12%;
}
.section5 .ani .right.open,
.section6 .ani .right.open {
  left: auto;
  right: -100%;
}
.section5 .content,
.section6 .content {
  width: 100%;
  position: absolute;
  height: auto;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  z-index: 1;
}
.section5 .content .main-bg,
.section6 .content .main-bg {
  width: 100%;
  height: auto;
  position: relative;
}
.section5 .content .main-bg .icon,
.section6 .content .main-bg .icon {
  position: absolute;
  top: 28%;
  right: 4%;
  width: 27%;
  max-width: 480px;
}
.section5 .content .main-bg .bg,
.section6 .content .main-bg .bg {
  width: 100%;
}
.section5 .content .main-bg .bg-mask,
.section6 .content .main-bg .bg-mask {
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  transition: all 0.5s;
  animation: lightMask 2s linear infinite;
}
.section5 .content .main-bg .hot-dot,
.section6 .content .main-bg .hot-dot {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

#sycss{
  margin-top: 10px;
  width: 100%;
  height: 100%;
  float: left;
  color: red;
  z-index: 2;
  opacity: 0.3;
  position: absolute;
}
a{
  opacity: 1;
  color: blue;
  font-size: 50px;
}

@keyframes circleLight {
  0% {
    opacity: 0.2;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.2;
  }
}
@keyframes lightMask {
  0% {
    opacity: 0.2;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.2;
  }