<div id="InfoBanner" style="">
  <span class="reversed reversedRight">
    <span>
      &#9888;
    </span>
  </span>
  <span class="reversed reversedLeft">
    Warning i'm an evil error message !!
  </span> 
</div>

@keyframes slide {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: -120px 60px;
  }
}

#InfoBanner{
  margin-bottom: 10px;
  position: absolute;
  left: -15px;
  top: 115px;
  text-align: center;
  width: 100%;
}

.reversed {
  display: inline-block;
  padding: 0.3em;
  padding-left: 0.3em;
  margin-left: 0.8em;
  position: relative;
  text-align: center;
  vertical-align: middle;
  line-height: 1;
  color: #fff;
  font-size: 15px;
  background-color:#ef5350;
}
.reversed:before, .reversed:after {
  content: '';
  width: 0;
  height: 0;
  right: -0.8em;
  position: absolute;
  top: 0;
  border-top: 0.8em solid #ef5350;
}
.reversed:after {
  top: auto;
  bottom: 0;
  border-top: none;
  border-bottom: 0.8em solid #ef5350;
}
.reversedRight:before, .reversedRight:after{
  border-right: 0.8em solid transparent;
  right: -0.8em;
}
.reversedRight{
  width: 17px;
  border-radius: 5px 0px 0px 5px;
  animation: tilt 2s infinite;
}
@keyframes tilt {
  0% {
    left: 0%;
  }
  50% {
    left: 9px;
  }
  100% {
    left: 0px;
  }
}
.reversedLeft{
  margin-left:15px;
  border-radius: 0px 5px 5px 0px;
}
.reversedLeft:before, .reversedLeft:after {
  content: '';
  width: 0;
  height: 0;
  border-left: 0.8em solid transparent;
  left: -0.8em;
  position: absolute;
}
.reversedLeft:after {
  top: auto;
  bottom: 0;
  border-top: 0.8em solid #ef5350;
  border-bottom: none;
}
.reversedLeft:before {
  bottom: auto;
  top:0;
  border-bottom: 0.8em solid #ef5350;
  border-top: none;
}

.bgAnimation{
  background-color:#ef5350;
  background-image: linear-gradient(
    45deg,
    #e57373 25%,
    transparent 25%,
    transparent 75%,
    #e57373 75%,
    #e57373
  ),linear-gradient(
    -45deg,
    #e57373 25%,
    transparent 25%,
    transparent 75%,
    #e57373 75%,
    #e57373
  );
  background-size: 60px 60px;
  animation: slide 4s infinite linear;
}