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