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