a img:hover {
	opacity:0.6;
}

.titreoeuvre_mosaique {
font-size: 14pt;
}


@media all and (min-width: 100px) {
	.responsive_tableau img {
		width:250;
		margin-right:20;
		margin-bottom:10;
	}
	img.responsive{
		width:800;
	} 
}

@media all and (min-width: 1200px) {
	.responsive_tableau img {
		width:300;
		margin-right:20;
		margin-bottom:10;
	}
	img.responsive{
		width:900;
	} 
}

@media all and (min-width: 1300px) {
	.responsive_tableau img {
		width:330;
		margin-right:20;
		margin-bottom:10;
	}
	img.responsive{
		width:1000;
	} 
}


@media all and (min-width: 1400px) {
	.responsive_tableau img {
		width:360;
		margin-right:20;
		margin-bottom:10;
	}
	img.responsive{
		width:1100;
	} 
}


@media all and (min-width: 1500px) {
	.responsive_tableau img {
		width:390;
		margin-right:20;
		margin-bottom:10;
	}
	img.responsive{
		width:1100;
	} 
}

@media all and (min-width: 1600px) {
	.responsive_tableau img {
		width:420;
		margin-right:20;
		margin-bottom:10;
	}
	img.responsive{
		width:1300;
	} 
}