Main menu
PKU Tools
en
Account menu
Settings
Manage your account and app preferences.
Sign in
Appearance (this app/this browser)
Use device theme
Light theme
Dark theme
'%3e%3crect%20width='512'%20height='512'%20fill='url(%23bg)'/%3e%3cg%20fill='%23ffffff'%3e%3cg%20transform='rotate(-45%20256%20256)%20translate(256%20256)%20scale(1.08)%20translate(-256%20-256)'%3e%3crect%20x='206'%20y='76'%20width='24'%20height='92'%20rx='12'/%3e%3crect%20x='244'%20y='76'%20width='24'%20height='92'%20rx='12'/%3e%3crect%20x='282'%20y='76'%20width='24'%20height='92'%20rx='12'/%3e%3cpath%20d='M206%20148%20L306%20148%20L306%20168%20C306%20192%20290%20202%20276%20206%20L276%20410%20C276%20425%20268%20436%20256%20436%20C244%20436%20236%20425%20236%20410%20L236%20206%20C222%20202%20206%20192%20206%20168%20Z'/%3e%3c/g%3e%3cg%20transform='rotate(45%20256%20256)%20translate(256%20256)%20scale(1.08)%20translate(-256%20-256)'%3e%3crect%20x='238'%20y='76'%20width='36'%20height='26'%20rx='8'/%3e%3crect%20x='238'%20y='108'%20width='36'%20height='256'/%3e%3cpath%20d='M238%20364%20L274%20364%20L261%20416%20C258%20426%20254%20426%20251%20416%20Z'/%3e%3c/g%3e%3c/g%3e%3c/g%3e%3c/svg%3e)