/* @import url(http://fonts.useso.com/css?family=Source+Sans+Pro:200,300); */
 
 
.bg-bubbles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow:hidden;
}
.bg-bubbles li {
  position: absolute;
  list-style: none;
  display: block;
  width: 40px;
  height: 40px;
  /*background-color: rgba(128, 128, 128,0.5);*/
  bottom: -160px;
  -webkit-animation: square 40s infinite;
  animation: square 35s infinite;
  -webkit-transition-timing-function: linear;
  transition-timing-function: linear;
}
.bg-bubbles li:nth-child(1) {
  left: 10%;
}
.bg-bubbles li:nth-child(2) {
  left: 20%;
  width: 80px;
  height: 80px;
  -webkit-animation-delay: 0s;
          animation-delay: 0s;
  -webkit-animation-duration: 17s;
          animation-duration: 17s;
}
.bg-bubbles li:nth-child(3) {
  left: 25%;
  -webkit-animation-delay: 1s;
          animation-delay: 0s;
}
.bg-bubbles li:nth-child(4) {
  left: 40%;
  width: 60px;
  height: 60px;
  -webkit-animation-duration: 22s;
          animation-duration: 22s;
  /*background-color: rgba(255, 255, 255, 0.25);*/
}
.bg-bubbles li:nth-child(5) {
  left: 70%;
}
.bg-bubbles li:nth-child(6) {
  left: 80%;
  width: 120px;
  height: 120px;
  -webkit-animation-delay: 3s;
          animation-delay: 3s;
  /*background-color: rgba(255, 255, 255, 0.2);*/
}
.bg-bubbles li:nth-child(7) {
  left: 32%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 7s;
          animation-delay: 7s;
}
.bg-bubbles li:nth-child(8) {
  left: 55%;
  width: 20px;
  height: 20px;
  -webkit-animation-delay: 15s;
          animation-delay: 15s;
  -webkit-animation-duration: 40s;
          animation-duration: 40s;
}
.bg-bubbles li:nth-child(9) {
  left: 25%;
  width: 10px;
  height: 10px;
  -webkit-animation-delay: 2s;
          animation-delay: 2s;
  -webkit-animation-duration: 40s;
          animation-duration: 40s;
  /*background-color: rgba(255, 255, 255, 0.3);*/
}
.bg-bubbles li:nth-child(10) {
  left: 90%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 11s;
          animation-delay: 11s;
}
.bg-bubbles li:nth-child(11) {
  left: 70%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 9s;
          animation-delay: 9s;
}
.bg-bubbles li:nth-child(12) {
  left: 50%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 6s;
          animation-delay: 6s;
}
.bg-bubbles li:nth-child(13) {
  left: 10%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 3s;
          animation-delay: 3s;
}
.bg-bubbles li:nth-child(14) {
  left: 95%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 5s;
          animation-delay: 5s;
}
.bg-bubbles li:nth-child(15) {
  left: 40%;
  width: 160px;
  height: 160px;
  -webkit-animation-delay: 4s;
          animation-delay: 4s;
}

@-webkit-keyframes square {
  0% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
  100% {
    -webkit-transform: translateY(-1100px) rotate(900deg);
            transform: translateY(-1100px) rotate(900deg);
           
  }
}
@keyframes square {
  0% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
  100% {
    -webkit-transform: translateY(-1100px) rotate(900deg);
            transform: translateY(-1100px) rotate(900deg);
            
  }
}