Element button pseudo-element :after generated with position static padding 20px z-index auto box-shadow 2px 2px 2px rgba(0,0,0,0.2) line-height normal margin 0px opacity 1 border 1px rgba(0,0,0,0.5) solid outline none height auto overflow visible font-weight normal background display inline-block float none border-radius box-sizing content-box transition transform font-size 16px cursor pointer text-shadow width auto