body:after
{
z-index: 100;
content: 'Site en développement ne pas rendre public';
position: fixed;
width: 192px;
left: 0;
bottom: 0;
padding: 8px;
background: rgb(25,25,35);
border: 0 solid rgb(25,25,35);
border-width: 0 100px 0 100px;
color: red;
font-size: 14px;
font-weight: 600;
text-transform: uppercase;
text-align: center;
text-wrap: balance;
transform: rotate(45deg) translateX(-125px) translateY(25px);
}
@media (max-width: 800px) {
	body:after
	{
	width: 136px;
	font-size: 11px;
	transform: rotate(45deg) translateX(-110px) translateY(50px);
	}
}