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