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