.section::after, .section::before {
	content: '';
	display: table;
	clear: both;
}

.section {height: 130vh;background-position: center;background-size: cover;}
.section2 {height: 80vh;background-position: center;background-size: cover;}
.section3 {height: 50vh;background-position: center;background-size: cover;}

.anime-1 {opacity: 0;transform: translate3d(0,100px,0);transition: .3s;}/*de abajo hacia arriba*/
.anime-1a {opacity: 0;transform: translate3d(0,100px,0);transition: 1.2s;}/*de abajo hacia arriba*/
.anime-2 {opacity: 0;transform: translate3d(0,-100px,0);transition: .3s;}/*de arriba hacia abajo*/
.anime-2a {opacity: 0;transform: translate3d(0,-100px,0);transition: .6s;}/*de arriba hacia abajo*/
.anime-2b {opacity: 0;transform: translate3d(0,-100px,0);transition: 1.1s;}/*de arriba hacia abajo*/
.anime-3 {opacity: 0;transform: translate3d(-100px,0,0);transition: .3s;}/*de izquierda a derecha*/
.anime-3a {opacity: 0;transform: translate3d(-100px,0,0);transition: .5s;}/*de izquierda a derecha*/
.anime-3b {opacity: 0;transform: translate3d(-100px,0,0);transition: .9s;}/*de izquierda a derecha*/
.anime-4 {opacity: 0;transform: translate3d(100px,0,0);transition: .8s;}/*de derecha a izquierda*/
.anime-4a {opacity: 0;transform: translate3d(100px,0,0);transition: 1s;}/*de derecha a izquierda*/
.anime-4b {opacity: 0;transform: translate3d(100px,0,0);transition: 1.2s;}/*de derecha a izquierda*/

.anime-start {opacity: 1;transform: translate3d(0,0,0);}