Element block pseudo-element :before generated with outline none margin 0px transform box-shadow padding 0px float none overflow visible font-size 16px box-sizing content-box z-index auto width auto font-weight normal border 0px rgba(0,0,0,1) solid cursor default opacity 1 line-height 1 border-radius height auto display block background transition text-shadow 1px 1px 0px rgba(255,255,255,0.2) position static