Mono · Sign-in theme
Mono
Pure black and white: a hairline-bordered card over a fading grid, with a white button and nothing else competing for attention. CSS only, so organization admins can install it.

What it sets
| Theme | dark |
|---|---|
| Border radius | 6px |
| Form position | Center |
| Custom CSS | Yes |
| Custom CSS Mobile | Yes |
Everything is on the application's UI Customization tab in Casdoor, so you can keep adjusting it after applying the theme.
Apply it to an application
- Enter the application below, adjust the theme's settings, and copy the JSON.
- In the Casdoor console, open Applications, edit that application, click Import JSON at the top, paste the JSON and click OK.
- Click Save. The sign-in page uses the theme from the next visit.
{
"name": "<application name>",
"organization": "<organization>",
"themeData": {
"themeType": "dark",
"colorPrimary": "#ededed",
"borderRadius": 6,
"isCompact": false,
"isEnabled": true
},
"formOffset": 2,
"formCss": "<style>\n.login-background {\n color-scheme: dark;\n --background: 0 0% 0%;\n --foreground: 0 0% 93%;\n --card: 0 0% 4%;\n --card-foreground: 0 0% 93%;\n --popover: 0 0% 4%;\n --popover-foreground: 0 0% 93%;\n --muted: 0 0% 9%;\n --muted-foreground: 0 0% 63%;\n --accent: 0 0% 13%;\n --accent-foreground: 0 0% 93%;\n --border: 0 0% 16%;\n --input: 0 0% 20%;\n --ring: 0 0% 93%;\n font-family: Geist, Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;\n background-color: #000000;\n}\n.login-background > div:first-child,\n.login-content,\n#footer {\n position: relative;\n z-index: 1;\n}\n.login-background::before {\n content: '';\n position: absolute;\n inset: 0;\n background-image: linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);\n background-size: 56px 56px;\n -webkit-mask: radial-gradient(ellipse 70% 60% at 50% 40%, #000000 30%, transparent 75%);\n mask: radial-gradient(ellipse 70% 60% at 50% 40%, #000000 30%, transparent 75%);\n}\n.login-content > div {\n max-width: 400px;\n}\n.login-panel {\n border: 1px solid #262626;\n border-radius: 12px;\n background: #0a0a0a;\n box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.02), 0 30px 80px rgba(0, 0, 0, 0.7);\n}\n.signin-methods > div {\n border: 1px solid #262626;\n background: #0a0a0a;\n}\n.signin-methods [role='tab'][data-state='active'] {\n background: #262626 !important;\n color: #ededed;\n box-shadow: none !important;\n}\n.login-form label {\n color: #a1a1a1;\n font-weight: 500;\n}\n.login-form input:not([type='checkbox']):not([type='radio']) {\n height: 40px;\n border: 1px solid #333333;\n border-radius: 6px;\n background: #0a0a0a;\n color: #ededed;\n box-shadow: none;\n}\n.login-form input:not([type='checkbox']):not([type='radio']):focus {\n border-color: #ededed;\n box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.14);\n}\n.login-form [role='checkbox'] {\n border-color: #525252;\n border-radius: 4px;\n}\n.login-form [role='checkbox'][data-state='checked'] {\n background: #ededed;\n border-color: #ededed;\n color: #0a0a0a;\n}\n.login-form a {\n color: #ededed;\n text-decoration: underline;\n text-underline-offset: 3px;\n text-decoration-color: #525252;\n}\n.login-form .login-button {\n height: 40px;\n border-radius: 6px;\n background: #ededed;\n color: #0a0a0a;\n font-weight: 500;\n box-shadow: none;\n}\n.login-form .login-button:hover {\n background: #cccccc;\n}\n#footer {\n color: #737373;\n}\n.login-form .login-forget-password {\n width: 100%;\n}\n</style>",
"formCssMobile": "<style>\n.login-background {\n color-scheme: dark;\n --background: 0 0% 0%;\n --foreground: 0 0% 93%;\n --card: 0 0% 4%;\n --card-foreground: 0 0% 93%;\n --popover: 0 0% 4%;\n --popover-foreground: 0 0% 93%;\n --muted: 0 0% 9%;\n --muted-foreground: 0 0% 63%;\n --accent: 0 0% 13%;\n --accent-foreground: 0 0% 93%;\n --border: 0 0% 16%;\n --input: 0 0% 20%;\n --ring: 0 0% 93%;\n font-family: Geist, Inter, ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;\n background-color: #000000;\n}\n.login-background > div:first-child,\n.login-content,\n#footer {\n position: relative;\n z-index: 1;\n}\n.login-panel {\n border-color: #262626;\n background: #000000;\n box-shadow: none;\n}\n.signin-methods > div {\n border: 1px solid #262626;\n background: #0a0a0a;\n}\n.signin-methods [role='tab'][data-state='active'] {\n background: #262626 !important;\n color: #ededed;\n box-shadow: none !important;\n}\n.login-form label {\n color: #a1a1a1;\n font-weight: 500;\n}\n.login-form input:not([type='checkbox']):not([type='radio']) {\n height: 40px;\n border: 1px solid #333333;\n border-radius: 6px;\n background: #0a0a0a;\n color: #ededed;\n box-shadow: none;\n}\n.login-form input:not([type='checkbox']):not([type='radio']):focus {\n border-color: #ededed;\n box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.14);\n}\n.login-form [role='checkbox'] {\n border-color: #525252;\n border-radius: 4px;\n}\n.login-form [role='checkbox'][data-state='checked'] {\n background: #ededed;\n border-color: #ededed;\n color: #0a0a0a;\n}\n.login-form a {\n color: #ededed;\n text-decoration: underline;\n text-underline-offset: 3px;\n text-decoration-color: #525252;\n}\n.login-form .login-button {\n height: 40px;\n border-radius: 6px;\n background: #ededed;\n color: #0a0a0a;\n font-weight: 500;\n box-shadow: none;\n}\n.login-form .login-button:hover {\n background: #cccccc;\n}\n#footer {\n color: #737373;\n}\n.login-form .login-forget-password {\n width: 100%;\n}\n</style>"
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