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