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.head{ | .head{ | ||
− | z-index: - | + | z-index: -5; |
background-image: url('https://static.igem.org/mediawiki/2018/7/74/T--GreatBay_China--Top.png'); | background-image: url('https://static.igem.org/mediawiki/2018/7/74/T--GreatBay_China--Top.png'); | ||
background-repeat:no-repeat; | background-repeat:no-repeat; |