.scroll-area {
  position: relative;
  z-index: 999;
}

.scroll-area .go-top {
  position: fixed;
  top: 90%;
    right: 80px;
  cursor: pointer;
  color: #fff;
  background: #3d8cab;
  z-index: 9999;
  width: 55px;
  height: 55px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  transition: all 0.3s ease;
      padding: 0 3px 0 0;
}

.chatonline_img {
  width: 28px;
  height: 28px;
}


.scroll-area .go-top:hover,
.scroll-area .go-top:focus {
  background: #0dcaf0;
  color: #fff;
outline: none;
}


.top-wrap .go-top-button::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 55px;
  height: 55px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: rgba(13, 202, 240, 0.35);
  animation: ripple 1.6s ease-out infinite;
  pointer-events: none;
}


.top-wrap .go-top-button::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 55px;
  height: 55px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  box-shadow: 0 0 18px rgba(13, 202, 240, 0.5);
  opacity: 0.7;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.top-wrap .go-top-button:hover::before,
.top-wrap .go-top-button:focus::before {
  opacity: 1;
}


@keyframes ripple {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.9;
  }
  60% {
    transform: translate(-50%, -50%) scale(1.6);
    opacity: 0.5;
  }
  100% {
    transform: translate(-50%, -50%) scale(2.1);
    opacity: 0;
  }
}