.slider-frame {
	width: 100%;
    height: auto;
	margin:10px auto 0;
	overflow: hidden;
}

.slider-frame ul {
	display: flex;
	padding: 0;
	width: 400%;
	
	animation: slide 20s infinite alternate ease-in-out;
}

.slider-frame li {
	width: 100%;
	list-style: none;
}

.slider-frame img {
	width: 100%;
}

@keyframes slide {
	0% {margin-left: 0;}
	20% {margin-left: 0;}
	
	25% {margin-left: -100%;}
	45% {margin-left: -100%;}
	
	50% {margin-left: -200%;}
	70% {margin-left: -200%;}
	
	75% {margin-left: -300%;}
	100% {margin-left: -300%;}
}

.responsive {
  width: 100%;
  height: auto;
}


#contenedor_principal{
width:80%;
height:auto;
position:relative;
margin:auto;
}
.contenedor_imagen_texto{
width:260px;
height:auto;
position:relative;
display:inline-block;
text-align:center;
border-style:solid;1px;
vertical-align:top;
overflow:hidden;
}
.imagen {
width:100%;
height:auto;
position:relative;
display:inline;
}
.texto{
height:auto;
font-size:36px;
font-weight:bolder;
}

a { text-decoration: none;
}
a:hover {
color:#F00;