#menu {
	background: #0099CC;
	background: linear-gradient(to bottom,  #0099CC,  #12FFD7);
	color: #FFF;
	height: 48px;
	padding-left: 18px;
	padding-right: 18px;
	padding-top: 4px;
	border-radius: 16px;
	border: 2px ridge #6D6D6D;
	font-family: Verdana, sans-serif;
	font-size: 12px;
	font-weight: bold;
	position: fixed;
}
#menu ul, #menu li {
	margin: 0 auto;
	padding: 0;
	list-style: none;
}
#menu ul {
	width: 100%;
}
#menu li {
	float: left;
	display: inline;
	position: relative;
}
#menu a {
	display: block;
	line-height: 44px;
	padding: 0 14px;
	text-decoration: none;
	color: #FFFF00;
	font-size: 16px;
}
#menu a.dropdown-arrow:after {
	content: "\25BE";
	margin-left: 5px;
}
#menu li a:hover {
	color: #0099CC;
	background: #F2F2F2;
}
#menu input {
	display: none;
	margin: 0;
	padding: 0;
	height: 48px;
	width: 100%;
	opacity: 0;
	cursor: pointer
}
#menu label {
	display: none;
	line-height: 44px;
	text-align: center;
	position: absolute;
	left: 35px
}
#menu label:before {
	font-size: 1.6em;
	content: "\2261"; 
	margin-left: 20px;
}
#menu ul.sub-menus{
	height: auto;
	overflow: hidden;
	width: 170px;
	background: #138FED;
	position: absolute;
	z-index: 99;
	display: none;
}
#menu ul.sub-menus li {
	display: block;
	width: 100%;
}
#menu ul.sub-menus a {
	color: #FFAAFF;
	font-size: 16px;
}
#menu li:hover ul.sub-menus {
	display: block
}
#menu ul.sub-menus a:hover{
	background: #41F25F;
	color: #1320D6;
}
@media screen and (max-width: 800px){
	#menu {position:relative}
	#menu ul {background:#111;position:absolute;top:100%;right:0;left:0;z-index:3;height:auto;display:none}
	#menu ul.sub-menus {width:100%;position:static;}
	#menu ul.sub-menus a {padding-left:30px;}
	#menu li {display:block;float:none;width:auto;}
	#menu input, #menu label {position:absolute;top:0;left:0;display:block}
	#menu input {z-index:4}
	#menu input:checked + label {color:white}
	#menu input:checked + label:before {content:"\00d7"}
	#menu input:checked ~ ul {display:block}
}

input{
  width: 280px;
  margin-top: -20px;
}

textarea{
  width: 560px;
  margin-left: calc(50% - 280px);
}

.mon_ombre {
  text-shadow: 1px 1px 1px black, 0 0 0.6em white, 0 0 0.2em white;
  margin-top: -1px;
}

ul {
  display: flex;
  list-style: none;
  /*width: 1310px;*/
    margin-left: calc(50% - 655px);
}
ul li {
  position: relative;
  margin: 0 3em;
}
.image,
.shadow {
  transform: rotateX(45deg) rotateZ(-25deg);
  transform-style: preserve-3d;
  transition: .3s;
}
.image {
  position: relative;
}
.image img {
  vertical-align: bottom;
  /*filter: grayscale(100%);*/
  transition: .3s;
}
.image::before,
.image::after {
  content: '';
  position: absolute;
}
.image::before {
  bottom: -8px;
  left: 0;
  background-color: #d0d0d0;
  width: 100%;
  height: 16px;
  transform: rotateX(90deg) translateY(-8px);
}
.image::after {
  top: 0;
  left: -8px;
  width: 16px;
  height: 100%;
  background-color: #bbb;
  transform: rotateY(90deg) translateX(8px);
}
.shadow {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  box-shadow: -35px 45px 15px rgba(0, 0, 0, .1);
}
ul li:hover .image,
ul li:hover .shadow {
  transform: rotate(0);
}
ul li:hover .image img {
  /*filter: grayscale(0);*/
}
ul li:hover .shadow {
  box-shadow: 0 5px 40px rgba(0, 0, 0, .5);
}