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