.back_ext {
	margin-left: 0px !important;
	width: 545px !important;
	height: 641px !important;
	background-image:url(../imagens/back_extintores.jpg);
	}
	
.ext_back {
	background-color: #DB0004;

	}
	.ext_gas {
	background-color: #0A6B42;

	}
	.cinza {
	background-color: #999;
	height:2px;
	width: 100%;

	}
	
.back_gas {
	width: 545px !important;
	height: 641px !important;
	background-image:url(../imagens/back_gases.jpg);
	}
	
.mail {
    padding-top: 445px;
    padding-left: 70px;
}