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