/* Clearing floats */
.cf:before,
.cf:after {
    content: " ";
    display: table;
}

.cf:after {
    clear: both;
}

.cf {
    *zoom: 1;
}

/* Mini reset, no margins, paddings or bullets */
.menu,
.submenu {
    margin: 0;
    padding: 0;
    list-style: none;
}

/* Main level */


.menu > li {
    background: #34495e;
    float: left;
    position: relative;
    transform: skewX(25deg);
}

.menu a {
    display: block;
    color: #fff;
    text-transform: uppercase;
    text-decoration: none;
    font-family: Arial, Helvetica;
    font-size: 14px;
}

.menu li:hover {
    background: #e74c3c;
}

.menu > li > a {
    transform: skewX(-25deg);
    padding: 1em 2em;
}

/* Dropdown */
.submenu {
    position: absolute;
    width: 200px;
    left: 50%; margin-left: -100px;
    transform: skewX(-25deg);
    transform-origin: left top;
}

.submenu li {
    background-color: #34495e;
    position: relative;
    overflow: hidden;
}

.submenu > li > a {
    padding: 1em 2em;
}

.submenu > li::after {
    content: '';
    position: absolute;
    top: -125%;
    height: 100%;
    width: 100%;
    box-shadow: 0 0 50px rgba(0, 0, 0, .9);
}

/* Odd stuff */
.submenu > li:nth-child(odd){
    transform: skewX(-25deg) translateX(0);
}

.submenu > li:nth-child(odd) > a {
    transform: skewX(25deg);
}

.submenu > li:nth-child(odd)::after {
    right: -50%;
    transform: skewX(-25deg) rotate(3deg);
}

/* Even stuff */
.submenu > li:nth-child(even){
    transform: skewX(25deg) translateX(0);
}

.submenu > li:nth-child(even) > a {
    transform: skewX(-25deg);
}

.submenu > li:nth-child(even)::after {
    left: -50%;
    transform: skewX(25deg) rotate(3deg);
}

/* Show dropdown */
.submenu,
.submenu li {
    opacity: 0;
    visibility: hidden;
}

.submenu li {
    transition: .2s ease transform;
}

.menu > li:hover .submenu,
.menu > li:hover .submenu li {
    opacity: 1;
    visibility: visible;
}

.menu > li:hover .submenu li:nth-child(even){
    transform: skewX(25deg) translateX(15px);
}

.menu > li:hover .submenu li:nth-child(odd){
    transform: skewX(-25deg) translateX(-15px);
}
#banniere {
    border: 3px solid transparent;
}

#menu {
    border: 3px solid transparent;
    float:left;
}

#contenu {
    border: 3px solid transparent;
    float:left;
}

#under_page {
    border: 3px solid transparent;
    clear:both;
}

#All_site {
    width:950px;
    margin:auto;
}