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