hacks.css

/* IE 10+ FIXES */
@media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {
	selector{
		css ...
	}
}

/* Safari 10.1+ FIXES */
_:default:not(:root:root), selector { 
	css ...
} 

/* Portrait iPad */
@media (max-width: 991px){
	_:default:not(:root:root), selector {
	    css ...
	}
}

/* iPhone */
@media (max-width: 320px){
	_:default:not(:root:root), selector {
	    css ...
	}
}

/* Chrome 29+ Mobile devices*/
@media screen and (-webkit-min-device-pixel-ratio:0) and (min-resolution:.001dpcm) {
	selector{
		css ...
	}
}