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