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