@media(orientation:landscape) {
  .img-rounded {
    width: 80%;
    margin: 0 auto
  }
}
.sf-hidden {
  display: none !important
}
img[src="data:,"],
source[src="data:,"] {
  display: none !important
}
.btn11 {
  position: fixed;
  bottom: 0px;
  right: 0px;
  left: 0px;
  text-align: center;
  z-index: 100;
  margin: 0
}

.btn11 a {
  display: inline-block;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  background: #c83138;
  color: #fff;
  padding: 20px 20px;
  margin: 6px 0;
  text-decoration: none;
  border-radius: 10px;
  animation: switch 2s ease-out infinite
}

@keyframes switch {
  0% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1)
  }

  50% {
    -webkit-transform: scale3d(0.8, 0.8, 0.8);
    transform: scale3d(0.8, 0.8, 0.8)
  }

  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1)
  }
}