.chat-btn {
  width: 80px;
  height: 80px;
  margin: 0 auto 0;
  position: fixed;
  bottom: 10px;
  right: 10px;
  -webkit-perspective: 1000;
  -webkit-backface-visibility: hidden; 
}

.pulse-button-chat {
  position: relative;
  bottom: 50%;
  left: 50%;
  margin-left: -35px;
  margin-top: -50px;
  margin-top: 4px;
  display: block;
  width: 70px;
  height: 70px;
  font-size: 1.1em;
  font-weight: bold;
  text-align: center;
  line-height: 75px;
  color: white;
  border: none;
  
  border-radius: 50%;
  background: #02395b url("../images/2021/apple-touch-icon-114x114_nat.png") no-repeat center center; 
  background-size: cover;
  cursor: pointer;
 
  box-shadow: 0px 0px 0px 0px rgba(231, 128, 26, 0.9);
   opacity: .9;
  -webkit-animation: pulse 1.5s infinite;
 
}
#popup-chat{ text-decoration: none; }

@media screen and (min-width: 480px) {
.chat-btn {
   width: 120px;
  height: 120px;
}
.pulse-button-chat {
  width: 100px;
  height: 100px;
  line-height: 100px;
  font-size: 1.3em;
  margin-left: -50px;
  margin-top: -50px;
  margin-top: 10px; 

}

.pulse-button-chat:hover {
  -webkit-animation: none;
  opacity: 1;
}

@-webkit-keyframes pulse {
  0% {
    -moz-transform: scale(0.9);
    -ms-transform: scale(0.9);
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
  }
  70% {
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    -webkit-transform: scale(1);
    transform: scale(1);
    box-shadow:  0px 0px 0px 20px rgba(90, 153, 212, 0);

  }
  100% {
    -moz-transform: scale(0.9);
    -ms-transform: scale(0.9);
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
    box-shadow:  0px 0px 0px 0px  rgba(90, 153, 212, 0);
  }
}

@keyframes pulse {
  0% {
    -moz-transform: scale(0.9);
    -ms-transform: scale(0.9);
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
  }
  70% {
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    -webkit-transform: scale(1);
    transform: scale(1);
    box-shadow:  0px 0px 0px 20px rgba(90, 153, 212, 0);

  }
  100% {
    -moz-transform: scale(0.9);
    -ms-transform: scale(0.9);
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
    box-shadow:  0px 0px 0px 0px  rgba(90, 153, 212, 0);
  }
}


#popupchat .mfp-close {
    width: 44px;
    height: 44px;
    line-height: 44px;
    position: absolute;
    right: 0;
    top: -50px;
    text-decoration: none;
    text-align: center;
    opacity: 0.65;
    filter: alpha(opacity=65);
    padding: 0 0 18px 10px;
    color: #FFF;
    font-style: normal;
    font-size: 14px;
    font-family: Arial, Baskerville, monospace;
}}