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