Element button pseudo-element :after generated with width auto transition background float none z-index auto box-sizing content-box padding 20px cursor pointer border 1px #018dc4 solid font-weight normal overflow visible margin 0px text-shadow -1px -1px 0px rgba(15,73,168,0.66) display inline-block transform box-shadow 2px 2px 2px rgba(0,0,0,0.2) line-height normal height auto position static border-radius font-size 16px