#gallery-slider { position:relative; }
#gallery-slider .swiper-container { height:580px; width: 100%; }
#gallery-slider .swiper-slide { display: -webkit-box; display: -ms-flexbox; display: -webkit-flex; display: flex; -webkit-box-pack: center; -ms-flex-pack: center; -webkit-justify-content: center; justify-content: center; -webkit-box-align: center; -ms-flex-align: center; -webkit-align-items: center; align-items: center; /* width:auto; */ }
#gallery-slider .swiper-slide:last-child { margin:0 !important; }
#gallery-slider .swiper-slide img { height:100% !important; }

#gallery-slider .swiper-button-prev { background-image:url('https://www.nice-valley.fr/wp-content/plugins/lpi_actualites/slider_prev.png'); background-size:auto; height:36px; left:0; margin-top:-18px; top:50%; width:21px; z-index:200; }
#gallery-slider .swiper-button-next { background-image:url('https://www.nice-valley.fr/wp-content/plugins/lpi_actualites/slider_next.png'); background-size:auto; height:36px; margin-top:-18px; right:0; top:50%; width:21px; z-index:200; }

@media screen and (max-width: 480px){
	#gallery-slider .swiper-container { height:250px; }
	#gallery-slider .swiper-slide { width:100% !important; }
}