Element block pseudo-class :active generated with display inline-block background float none overflow hidden border 0px rgba(0,0,0,1) solid transition padding 20px border-radius cursor default margin -18px transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box height auto font-size 16px position static font-weight normal width 160px line-height 1