#floatbtn {
  width: 50px;
  height: auto;
  position: fixed;
  top: auto;
  right: 14%;
  bottom: 10px;
  left: auto;
  z-index: 80;
}
#floatbtn.fixed {
  position: absolute;
  bottom: 279px;
  right: 50%;
}
#floatbtn a {
  position: relative;
  z-index: 90;
  display: block;
  margin-top: 4px;
  width: 50px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  font-size: 20px;
  color: #d5d5d5;
  background-color: #fff;
  border: 1px solid #eee;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
#floatbtn a.hover:hover {
  -webkit-transition: background-color 200ms ease-out;
  -moz-transition: background-color 200ms ease-out;
  -o-transition: background-color 200ms ease-out;
  transition: background-color 200ms ease-out;
  background: #0084ff;
  text-decoration: none;
  text-align: center;
  line-height: 20px;
  padding: 5px;
}
#floatbtn a.hover:hover i {
  display: none;
}
#floatbtn a.hover:hover em {
  display: block;
  color: #fff;
  font-size: 14px;
  font-style: normal;
  text-decoration: none;
}
#floatbtn a em {
  display: none;
}
#floatbtn a:hover {
  background: #0084ff;
}
#floatbtn a:hover i {
  color: #fff;
}
#floatbtn a:hover .floatbtn-wrapper {
  display: block;
}
#floatbtn .iconfont {
  display: inline-block;
  font: normal normal normal 14px/1 iconfont;
  font-size: inherit;
}