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