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