Element block pseudo-element :before generated with text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 box-sizing content-box margin -6px transition background cursor default border-radius overflow hidden font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static border 0px rgba(0,0,0,1) solid float none z-index auto height auto width 160px transform font-size 16px display block padding auto