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