.call_whats {
  display: block;
  width: 215px;
  height: 50px;
  background: #25D366;
  position: fixed;
  z-index: 999;
  left: 15px;
  bottom: 15px;
  border-radius: 8px;
  color: white;
}
.icon_whats {
  display: inline-block;
  vertical-align: top;
  width: 32px;
  height: 32px;
  margin-right: 8px;
  background-image: url("../images/icon_whats.png");
  margin-top: 11px;
  margin-left: 20px;
}
.call_whats strong {
  color: white;
  font-size: 14px;
  margin-top: 40px;
  line-height: 50px;
}