[web] Fix splash screen styling
[web] Fix splash screen styling

It started breaking on Chrome so I had to rethink `div.splash-top-container`

Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal,Ashoat/squadcal