for ie10 specific css http://css-tricks.com/ie-10-specific-styles/

ie10_detection

/* ********************** */
/* ** IE 10 Detection *** */
/* ********************** */		
var doc = document.documentElement;
doc.setAttribute('data-useragent', navigator.userAgent);

// example: html[data-useragent*='MSIE 10.0'] .site-content { background: #f00 }