section.wave-box-yellow{
  position: relative;
  width: 100%;
  min-height: 0px;
  /* background-color: #f70000fd; */
  padding-top: 0px;
}

.wave{
  width: 100%;
  height: 100px;
  position: absolute;
  bottom: 0;
  background-image: url('wave_yellow.png');
  background-size: 1000px 100px;
  animation: ondaAnimada 5s ease-in-out infinite alternate;
}


@keyframes ondaAnimada{
    0%{
        transform: translateY(0px);
    }
    100%{
        transform: translateY(20px);
    }
}

#wave1-yellow{
  z-index: 1000;
  opacity: 1;
  background-position-x: 400px;
}

#wave2-yellow{
  z-index: 999;
  opacity: 0.4;
  background-position-x: 300px;
}

#wave3-yellow{
  z-index: 998;
  opacity: 0.2;
  background-position-x: 200px;
}

#wave4-yellow{
  z-index: 997;
  opacity: 0.7;
  background-position-x: 100px;
}
@media screen and (min-width: 1000px) {
  section.wave-box-yellow{
    min-height: 15vh;
  }
}