.banner-container {
	max-width: 1500px;
	margin: auto;
  overflow: hidden;
}
.grupo-banner {
  position: relative;
  z-index: -1000;
}
.slider {
  margin: auto;
  overflow: hidden;
}
.slider ul {
  display: flex;
  padding: 0;
  width: 500%;
  animation: cambio 16s infinite alternate ease-out;
}
.slider li {
  position: relative;
  list-style: none;
}
.slider li:before {
  content: "";
  position: absolute;

  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000;
  opacity: 0.5;
}
.slider img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}
.mensaje-banner {
	font-size: 1.8em;
	font-weight: 300;
  max-width: 1400px;
  margin: auto;
  
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translateX(-50%) translateY(-50%);
	width: 100%;
	color: #fff;
	text-align: center;
	z-index: 100;
}
.mensaje-banner span {
	font-size: 1.6em;
	line-height: 1.2em;
	font-weight: 600;
}

@keyframes cambio {
  0% {margin-left: 0;}
  16% {margin-left: 0;}
  
  21% {margin-left: -100%;}
  37% {margin-left: -100%;}
  
  42% {margin-left: -200%;}
  58% {margin-left: -200%;}
  
  63% {margin-left: -300%;}
  79% {margin-left: -300%;}
  
  84% {margin-left: -400%;}
  100% {margin-left: -400%;}
}
/*ESTILOS RESPONSIVE WEB DESIGN*/
@media (min-width: 450px) {

}
@media (min-width: 768px) {
.slider img {
  height: 600px;
}
  .mensaje-banner {
	text-align: left;
	left: 60%;
}
	.mensaje-banner span {
	font-size: 2.6em;
}

}