Element block pseudo-class :active generated with border 5px rgba(0,0,0,1) solid transition line-height 1 height auto width 160px cursor default font-weight normal position static font-size 16px background display block float none overflow hidden padding 20px margin 0px border-radius box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto transform text-shadow 1px 1px 1px rgba(0,0,0,0.2)