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