.cd-top:hover {
  background: rgba(187, 187, 187, 0.95) url(https://omo-oss-image.thefastimg.com/portal-saas/new2023092819383154223/cms/image/ece00ad7-8b52-4f7a-8710-bdc5624960d6.png) no-repeat center 50%;
  
  }
.cd-top {
  display: inline-block;
  height: 50px;
  width: 50px;
  position: fixed;
  bottom: 40px;
  right: 10px;
  
  
  overflow: hidden;
  text-indent: 100%;
  white-space: nowrap;
  background: #e0e0e0  url(https://omo-oss-image.thefastimg.com/portal-saas/new2023092819383154223/cms/image/ece00ad7-8b52-4f7a-8710-bdc5624960d6.png) no-repeat center;
  visibility: hidden;
  opacity: 0;
  -webkit-transition: all 0.3s;
  -moz-transition: all 0.3s;
  transition: all 0.3s;
  background-size: contain;
  
  background-size: 20px auto;
}
.cd-top.cd-is-visible {
  
  visibility: visible;
  opacity: 1;
  z-index: 99999999;
}
.cd-top.cd-fade-out {
  opacity: 1;
}
.no-touch .cd-top:hover {
  opacity: 1;
}
@media only screen and (min-width: 768px) {
  .cd-top {
    right: 20px;
    bottom: 120px;
  }
}
@media only screen and (min-width: 1024px) {
  .cd-top {
    height: 50px;
    width: 50px;
    right: 26px;
    bottom:60px;
  }
}
@media only screen and (max-width: 1300px) {
body .cd-top {
    height: 46px;
    width: 46px;
    right: 22px;
    bottom: 80px;
  }
}
@media only screen and (min-width: 1400px) {
  .cd-top {
    height: 46px;
    width: 46px;
    right: 20px;
    bottom: 120px;
  }
}