CSS 自定义属性参考

颜色系统

:root {
  --bs-primary: #0d6efd;
  --bs-primary-rgb: 13, 110, 253;
  --bs-secondary: #6c757d;
  --bs-success: #198754;
  --bs-danger: #dc3545;
  --bs-warning: #ffc107;
  --bs-info: #0dcaf0;
  --bs-light: #f8f9fa;
  --bs-dark: #212529;
  --bs-body-color: #212529;
  --bs-body-color-rgb: 33, 37, 41;
  --bs-body-bg: #fff;
  --bs-body-bg-rgb: 255, 255, 255;
  --bs-emphasis-color: #000;
  --bs-secondary-color: rgba(33,37,41,.75);
  --bs-tertiary-color: rgba(33,37,41,.5);
  --bs-border-color: #dee2e6;
}

排版

:root {
  --bs-body-font-family: system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  --bs-body-font-size: 1rem;
  --bs-body-font-weight: 400;
  --bs-body-line-height: 1.5;
  --bs-heading-color: inherit;
  --bs-heading-font-weight: 500;
  --bs-heading-line-height: 1.2;
}

间距 & 圆角

:root {
  --bs-border-radius: 0.375rem;
  --bs-border-radius-sm: 0.25rem;
  --bs-border-radius-lg: 0.5rem;
  --bs-border-radius-xl: 1rem;
  --bs-border-radius-xxl: 2rem;
  --bs-border-radius-pill: 50rem;
  --bs-border-width: 1px;
}

阴影

:root {
  --bs-box-shadow: 0 0.5rem 1rem rgba(0,0,0,.15);
  --bs-box-shadow-sm: 0 0.125rem 0.25rem rgba(0,0,0,.075);
  --bs-box-shadow-lg: 0 1rem 3rem rgba(0,0,0,.175);
  --bs-box-shadow-inset: inset 0 1px 2px rgba(0,0,0,.075);
}

链接

:root {
  --bs-link-color: #0d6efd;
  --bs-link-decoration: underline;
  --bs-link-hover-color: #0a58ca;
  --bs-link-hover-decoration: underline;
}

组件通用变量

:root {
  --bs-transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}
// 按钮
--bs-btn-padding-x: 0.75rem;
--bs-btn-padding-y: 0.375rem;
--bs-btn-font-size: 1rem;
--bs-btn-border-radius: 0.375rem;
// 表单
--bs-input-padding-x: 0.75rem;
--bs-input-padding-y: 0.375rem;
// 卡片
--bs-card-border-radius: 0.375rem;
--bs-card-box-shadow: none;

深色模式变量

[data-bs-theme="dark"] {
  --bs-body-color: #dee2e6;
  --bs-body-color-rgb: 222, 226, 230;
  --bs-body-bg: #212529;
  --bs-body-bg-rgb: 33, 37, 41;
  --bs-emphasis-color: #fff;
  --bs-secondary-color: rgba(222,226,230,.75);
  --bs-tertiary-color: rgba(222,226,230,.5);
  --bs-border-color: #495057;
}