.single-product div#tab-description {
  overflow: hidden;
  position: relative;
  padding-bottom: 25px;
}
.fix_height {
  max-height: 800px;
  overflow: hidden;
  position: relative;
}
.single-product .tab-panels div#tab-description.panel:not(.active) {
  height: 0 !important;
}
.devvn_readmore_flatsome {
  text-align: center;
  cursor: pointer;
  position: absolute;
  z-index: 10;
  bottom: 0;
  width: 100%;
  background: #fff;
}
.devvn_readmore_flatsome:before {
  height: 55px;
  margin-top: -45px;
  content: "";
  background: linear-gradient(to bottom, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 100%);
  display: block;
}
.devvn_readmore_flatsome a { color:#225C00; display:block; }
.devvn_readmore_flatsome a:after {
  content:'';
  width:0;
  border-top:6px solid #318A00;
  border-left:6px solid transparent;
  border-right:6px solid transparent;
  display:inline-block;
  vertical-align:middle;
  margin:-2px 0 0 5px;
}
.devvn_readmore_flatsome_less a:after {
  border-top:0;
  border-bottom:6px solid #318A00;
}
.devvn_readmore_flatsome_less:before { display:none; }