@media screen and (max-width: 425px) {
            #flechosdip {
                margin-top: 18px;
            }
        }
        @media screen and (min-width: 425px) {
            #flechosdip {
                margin-top: 8px;
            }
        }
        @media screen and (max-width: 580px) {
            #idabs {
                margin-left: -65px;
                margin-top: -60px;
            }
            #idfoot {
                margin: auto;
                margin-top: 25px;
            }
			#abou{
			display:none;	
			}
			
				#abou2{
			display:table;	
			}
        }
        @media screen and (min-width: 580px) {
            #idabs {
                right: 10px;
                margin-top: -40px;
            }
            #idfoot {
                margin: auto;
                margin-top: 25px;
            }
				#abou2{
			display:none;	
			}
			
        }
   
        
        html {
            height: 100%;
            box-sizing: border-box;
        }
        *,
        *:before,
        *:after {
            box-sizing: inherit;
        }
        body {
            position: relative;
            margin: 0;
            min-height: 100%;
            font-family: "Helvetica Neue", Arial, sans-serif;
        }
        .contenu {
            margin: 0 auto;
        }
        .demo h1 {
            margin-top: 0;
        }

        .footer {
		
            position: absolute;
            right: 0;
            bottom: 0;
            left: 0;
            background-color: rgba(0, 0, 0, .47);
            text-align: center;
            font-size: 12px;
            vertical-align: bottom;
            line-height: 23px;
	
        }



        .backgro {
            background-position:center center;
			background-repeat:no-repeat;
            -webkit-background-size: cover;
            -moz-background-size: cover;
            -o-background-size: cover;
            background-size: cover;
            width: 100%;
            position: absolute;
            top: 0px;
            
        }

        .gradu {
            background: -moz-linear-gradient(left, rgba(35, 72, 103, 0.8) 1%, rgba(35, 72, 103, 1) 100%);
            background: -webkit-linear-gradient(left, rgba(35, 72, 103, 0.8) 1%, rgba(35, 72, 103, 1) 100%);
            background: linear-gradient(to right, rgba(35, 72, 103, 0.8) 1%, rgba(35, 72, 103, 1) 100%);
            filter: progid: DXImageTransform.Microsoft.gradient( startColorstr='#cc234867', endColorstr='#234867', GradientType=1);
        }