.liquid {
  width:100%;
  height:100%;
  top: 50px;
  position: relative;
}
.liquid span {
  position:absolute;
  bottom:0;
  border-radius:50%;
  background:rgba(135,206,235,0.2);
  box-shadow:inset 10px 0 20px rgba(135,206,235,0.7);
  -webkit-transform:rotate(-45deg);
  transform:rotate(-45deg);
  -webkit-animation:bubbles 4s ease-in-out infinite;
  animation:bubbles 4s ease-in-out infinite;
}
.liquid span:nth-child(1) {
  left:15%;
  width:30px;
  height:30px;
  -webkit-animation-delay: 0.5s;
  animation-delay: 0.5s;
}
.liquid span:nth-child(2) {
  left:20%;
  width:50px;
  height:50px;
  -webkit-animation-delay: 0.7s;
  animation-delay: 0.7s;
}
.liquid span:nth-child(3) {
  left:25%;
  width:10px;
  height:10px;
  -webkit-animation-delay: 0.8s;
  animation-delay: 0.8s;
}
.liquid span:nth-child(4) {
  left:40%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 0.9s;
  animation-delay: 0.9s;
}
.liquid span:nth-child(5) {
  left:50%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 1.2s;
  animation-delay: 1.2s;
}
.liquid span:nth-child(6) {
  left:70%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 1.4s;
  animation-delay: 1.4s;
}
.liquid span:nth-child(7) {
  left:75%;
  width:10px;
  height:10px;
  -webkit-animation-delay: 1.6s;
  animation-delay: 1.6s;
}
.liquid span:nth-child(8) {
  left:65%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 1.7s;
  animation-delay: 1.7s;
}
.liquid span:nth-child(9) {
  left:50%;
  width:40px;
  height:40px;
  -webkit-animation-delay: 1.8s;
  animation-delay: 1.8s;
}
.liquid span:nth-child(10) {
  left:40%;
  width:30px;
  height:30px;
  -webkit-animation-delay: 1.9s;
  animation-delay: 1.9s;
}
.liquid span:nth-child(11) {
  left:25%;
  width:5px;
  height:5px;
  -webkit-animation-delay: 2s;
  animation-delay: 2s;
}
.liquid span:nth-child(12) {
  left:30%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 2.2s;
  animation-delay: 2.2s;
}
.liquid span:nth-child(13) {
  left:80%;
  width:25px;
  height:25px;
  -webkit-animation-delay: 2.4s;
  animation-delay: 2.4s;
}
.liquid span:nth-child(14) {
  left:45%;
  width:30px;
  height:30px;
  -webkit-animation-delay: 2.6s;
  animation-delay: 2.6s;
}
.liquid span:nth-child(15) {
  left:55%;
  width:10px;
  height:10px;
  -webkit-animation-delay: 2.7s;
  animation-delay: 2.7s;
}
.liquid span:nth-child(16) {
  left:60%;
  width:45px;
  height:45px;
  -webkit-animation-delay: 2.8s;
  animation-delay: 2.8s;
}
.liquid span:nth-child(17) {
  left:50%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 3.2s;
  animation-delay: 3.2s;
}
.liquid span:nth-child(18) {
  left:60%;
  width:20px;
  height:20px;
  -webkit-animation-delay: 3.5s;
  animation-delay: 3.5s;
}
.liquid span:nth-child(19) {
  left:35%;
  width:35px;
  height:35px;
  -webkit-animation-delay: 3.9s;
  animation-delay: 3.9s;
}
.liquid span:nth-child(20) {
  left:65%;
  width:30px;
  height:30px;
  -webkit-animation-delay: 4s;
  animation-delay: 4s;
}
@-webkit-keyframes bubbles {
    0% {bottom: 0; opacity: 1.0;}
    100% {bottom:95%; opacity: 0.5;}
}
@keyframes bubbles {
    0% {bottom: 0; opacity: 1.0;}
    100% {bottom:95%; opacity: 0.5;}
}