Element button pseudo-class :active generated with box-sizing content-box border-radius padding 20px display inline-block text-shadow 0px 0px 0px rgba(15,73,168,0.66) transition background height auto width auto cursor pointer position static z-index auto box-shadow line-height normal float none transform margin 0px overflow visible border 1px #ff0000 solid font-weight bold font-size 16px