.primary_tab_menu{
  border: transparent !important;
  border-collapse: collapse;
  height: auto;
  line-height: normal;
  list-style: none;
  margin: 0px;
  padding: .5em;
  white-space: nowrap;
  position: fixed;
  background-color: white;
  z-index: 9999;
}
ul.tabs {
  width: 100% !important;
  margin: 0 0 0px!important;
  font-size: 16px!important;
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 500;
  text-align:right;
}

ul.tabs li {
  display: inline-block;
}


ul.tabs a {
  display: block;
  padding: 5px 10px;
  font-size: 14px;
  height: auto;
  margin-right: 0.5em;
  text-decoration: none;
  font-weight:500;
  color: #fff;
  position: relative;
  z-index: 1000;
  background-color: #333 !important;
  box-shadow: 1px 1px 10px #aaa;
  border-radius:10px;
}