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