Element button pseudo-element :before generated with margin 0px border-radius background padding 20px border 1px rgba(40,40,40,1) solid cursor pointer box-shadow -1px 1px 1px rgba(0,0,0,0.2) font-size 16px width auto height auto font-weight normal float none transition line-height normal position static overflow visible text-shadow 0px -1px 0px rgba(40,40,40,1) z-index auto transform box-sizing content-box display inline-block