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