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