Wave .svg animation

movewaves.css

/* WAVES as seen on http://www.villafeltrinelli.com
 * -------------------------- */
.wave_wrapp {
  width: 400px;
  position: absolute;
  background: red;
  top: 120px;
  position: absolute;
  left: 50%;
  margin-left: -200px;
}

@media only screen and (max-width: 768px) {
  .wave_wrapp {
    display: none;
  }
}

.wave {
  width: 97px;
  margin: 0 auto;
  position: absolute;
}
.wave div {
  width: 97px;
  height: 6px;
  margin-bottom: 4px;
  position: relative;
  overflow: hidden;
}
.wave div span {
  background: url(http://www.villafeltrinelli.com/_/img/wave.svg);
  width: 100px;
  height: 6px;
  display: block;
  position: absolute;
  -webkit-animation: movewaves 30s linear infinite;
  -moz-animation: movewaves 30s linear infinite;
  animation: movewaves 30s linear infinite;
}
.wave div:nth-child(2n) {
  margin-left: 15px;
}

.wave:nth-child(n) {
  right: 15px;
}

.wave:nth-child(2n) {
  top: 85px;
  left: -275px;
}

@keyframes movewaves {
  from {
    background-position: 5% 5%;
  }

  to {
    background-position: -700% 0%;
  }
}