Element block pseudo-class :active generated with box-sizing content-box padding 20px box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default overflow hidden position static font-weight normal margin 0px transform border 0px rgba(0,0,0,1) solid line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto height auto border-radius transition display block font-size 24px float none background width 160px