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