material-design-icons/sprites/svg-sprite/svg-sprite-alert.css

.svg-ic_error_24px {
	background-position: 0 0;
	background-repeat: no-repeat;
	background-image: url(svg-sprite-alert.svg);
}

.svg-ic_warning_24px {
	background-position: 0 -24px;
	background-repeat: no-repeat;
	background-image: url(svg-sprite-alert.svg);
}