Element block pseudo-class :active generated with font-size 16px z-index auto line-height 1 margin 0px position static border-radius background padding 20px display block float none transform height auto width 160px overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid transition cursor default font-weight normal box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3)