.fileinput-button{display:inline-block;overflow:hidden;position:relative}.fileinput-button input{cursor:pointer;direction:ltr;filter:alpha(opacity=0);font-size:200px!important;height:100%;margin:0;opacity:0;position:absolute;right:0;top:0}@media screen\9 {.fileinput-button input{font-size:150%!important}}