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