Prism · Sign-in theme
Prism
A slanted band of color from your accent to cyan and mint across the top of a light page, with a white card on a deep, soft shadow. CSS only, so organization admins can install it.

What it sets
| Theme | default |
|---|---|
| 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": "default",
"colorPrimary": "#635bff",
"borderRadius": 6,
"isCompact": false,
"isEnabled": true
},
"formOffset": 2,
"formCss": "<style>\n.login-background {\n color-scheme: light;\n overflow: hidden;\n --background: 210 50% 98%;\n --foreground: 235 9% 21%;\n --card: 0 0% 100%;\n --card-foreground: 235 9% 21%;\n --muted: 210 40% 96%;\n --muted-foreground: 218 10% 46%;\n --accent: 210 40% 95%;\n --accent-foreground: 235 9% 21%;\n --border: 212 26% 91%;\n --input: 212 26% 88%;\n font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Ubuntu, sans-serif;\n background-color: #f6f9fc;\n}\n.login-background > div:first-child,\n.login-content,\n#footer {\n position: relative;\n z-index: 1;\n}\n.login-background > div:first-child button {\n color: rgba(255, 255, 255, 0.9);\n}\n.login-background::before {\n content: '';\n position: absolute;\n left: -10%;\n right: -10%;\n top: -42%;\n height: 78%;\n transform: skewY(-9deg);\n background: linear-gradient(150deg, #635bff 12%, #05d5ff 62%, #a6ffcb 96%);\n}\n.login-background::after {\n content: '';\n position: absolute;\n left: -10%;\n right: -10%;\n top: 30%;\n height: 48px;\n transform: skewY(-9deg);\n background: linear-gradient(90deg, transparent 8%, color-mix(in srgb, #635bff 30%, transparent) 30%, transparent 55%);\n}\n.login-content > div {\n max-width: 460px;\n}\n.login-panel {\n padding: 40px 48px 12px;\n border: none;\n border-radius: 8px;\n background: #ffffff;\n box-shadow: 0 50px 100px -20px rgba(50, 50, 93, 0.25), 0 30px 60px -30px rgba(0, 0, 0, 0.3);\n}\n.signin-methods > div {\n background: #f6f9fc;\n border: 1px solid #e3e8ee;\n}\n.login-form label {\n color: #414552;\n font-weight: 500;\n}\n.login-form input:not([type='checkbox']):not([type='radio']) {\n height: 44px;\n border: 1px solid #e3e8ee;\n border-radius: 6px;\n background: #ffffff;\n font-size: 15px;\n box-shadow: 0 1px 1px rgba(0, 0, 0, 0.03);\n}\n.login-form input:not([type='checkbox']):not([type='radio']):focus {\n border-color: #635bff;\n box-shadow: 0 0 0 3px color-mix(in srgb, #635bff 25%, transparent);\n}\n.login-form [role='checkbox'][data-state='checked'] {\n background: #635bff;\n border-color: #635bff;\n color: #ffffff;\n}\n.login-form a {\n color: #635bff;\n font-weight: 500;\n}\n.login-form .login-button {\n height: 44px;\n border-radius: 6px;\n background: #635bff;\n color: #ffffff;\n font-size: 15px;\n font-weight: 600;\n box-shadow: 0 2px 5px rgba(50, 50, 93, 0.12), 0 1px 1px rgba(0, 0, 0, 0.07);\n}\n.login-form .login-button:hover {\n background: #635bff;\n box-shadow: 0 7px 14px rgba(50, 50, 93, 0.12), 0 3px 6px rgba(0, 0, 0, 0.08);\n}\n.login-form .login-forget-password {\n width: 100%;\n}\n</style>",
"formCssMobile": "<style>\n.login-background {\n color-scheme: light;\n overflow: hidden;\n --background: 210 50% 98%;\n --foreground: 235 9% 21%;\n --card: 0 0% 100%;\n --card-foreground: 235 9% 21%;\n --muted: 210 40% 96%;\n --muted-foreground: 218 10% 46%;\n --accent: 210 40% 95%;\n --accent-foreground: 235 9% 21%;\n --border: 212 26% 91%;\n --input: 212 26% 88%;\n font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Ubuntu, sans-serif;\n background-color: #f6f9fc;\n}\n.login-background > div:first-child,\n.login-content,\n#footer {\n position: relative;\n z-index: 1;\n}\n.login-background > div:first-child button {\n color: rgba(255, 255, 255, 0.9);\n}\n.login-background::before {\n content: '';\n position: absolute;\n left: -20%;\n right: -20%;\n top: -16%;\n height: 31%;\n transform: skewY(-9deg);\n background: linear-gradient(150deg, #635bff 12%, #05d5ff 62%, #a6ffcb 96%);\n}\n.login-panel {\n border: none;\n border-radius: 8px;\n background: #ffffff;\n box-shadow: 0 30px 60px -20px rgba(50, 50, 93, 0.25);\n}\n.signin-methods > div {\n background: #f6f9fc;\n border: 1px solid #e3e8ee;\n}\n.login-form label {\n color: #414552;\n font-weight: 500;\n}\n.login-form input:not([type='checkbox']):not([type='radio']) {\n height: 44px;\n border: 1px solid #e3e8ee;\n border-radius: 6px;\n background: #ffffff;\n font-size: 15px;\n box-shadow: 0 1px 1px rgba(0, 0, 0, 0.03);\n}\n.login-form input:not([type='checkbox']):not([type='radio']):focus {\n border-color: #635bff;\n box-shadow: 0 0 0 3px color-mix(in srgb, #635bff 25%, transparent);\n}\n.login-form [role='checkbox'][data-state='checked'] {\n background: #635bff;\n border-color: #635bff;\n color: #ffffff;\n}\n.login-form a {\n color: #635bff;\n font-weight: 500;\n}\n.login-form .login-button {\n height: 44px;\n border-radius: 6px;\n background: #635bff;\n color: #ffffff;\n font-size: 15px;\n font-weight: 600;\n box-shadow: 0 2px 5px rgba(50, 50, 93, 0.12), 0 1px 1px rgba(0, 0, 0, 0.07);\n}\n.login-form .login-button:hover {\n background: #635bff;\n box-shadow: 0 7px 14px rgba(50, 50, 93, 0.12), 0 3px 6px rgba(0, 0, 0, 0.08);\n}\n.login-form .login-forget-password {\n width: 100%;\n}\n</style>"
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