netbox/netbox/project-static/styles/overrides/_tabler.scss

// Disable font-ligatures for Chromium based browsers
// Chromium requires `font-variant-ligatures: none` in addition to `font-feature-settings "liga" 0`
* {
  font-feature-settings: "liga" 0;
  font-variant-ligatures: none;
}

// Restore default foreground & background colors for <pre> blocks
pre {
  background-color: transparent;
  color: inherit;
}

// Slightly increase alert contrast between bg and text
.alert {
  background: var(--#{$prefix}bg-surface);
}

// Button adjustments
.btn {
  // Tabler sets display: flex
  display: inline-block;

  &:focus {
    // Add button focus state
    border: 1px solid var(--tblr-primary-fg);
    outline: 2px solid var(--tblr-primary) !important;
  }
}
.btn-sm {
  // $border-radius-sm (2px) is too small
  border-radius: $border-radius;
}

// Dropdown items
.dropdown-item {
  // Tabler sets display: flex
  display: inline-block;
}

// Set footer icon color
.footer .text-primary {
  color: $rich-black !important;
}

// Tabs
.nav-tabs {
  .nav-link {
    // Tabler sets display: flex
    display: inline-block;
  }
}

// Altering background colors
.page, .page-tabs .nav-tabs .nav-link.active {
  background-color: var(--#{$prefix}bg-surface-tertiary) !important;
}
.page-body .card .card-header {
  background: var(--tblr-bg-surface-secondary) !important;
}

// Dark mode colors
@if $enable-dark-mode {
  @include color-mode(dark, true) {
    --#{$prefix}alert-color: darken(var(--#{$prefix}warning),10%);
    --#{$prefix}link-color: #{$bright-teal};
    --#{$prefix}link-color-rgb: 0,242,212;
    --#{$prefix}link-hover-color-rgb: 0,242,212;
    --#{$prefix}secondary: #{$gray-400};
    --#{$prefix}primary: #{$bright-teal};
    --#{$prefix}primary-fg: #{$rich-black};
    --#{$prefix}primary-rgb: 0,242,212;
    --#{$prefix}btn-active-color: #{$rich-black};
  }
}

// Dark mode overrides
body[data-bs-theme=dark] {
  // Override background color alpha value
  ::selection {
    background-color: rgba(var(--tblr-primary-rgb),.48);
  }

  .btn-primary {
    color: $rich-black !important;
  }

  // Change content color when primary teal changes with theme
  .bg-primary {
    .card-title,a,i {
      color: $rich-black !important;
    }
  }
  .text-bg-primary {
    color: $rich-black !important;
  }

  // Altering background colors
  .card {
    background: $rich-black !important;
  }

  // Background colors to match brand colors
  background-color: $rich-black;
  .navbar, .page-header {
    background-color: $rich-black;
  }
  .page, .page-tabs .nav-tabs .nav-link.active {
    background-color: $rich-black-light !important;
  }

  .page-link.active, .active>.page-link {
    color: $rich-black;
  }

  // Adjusting text colors
  .text- {
    &bg-primary {
      color: $rich-black !important;
    }
    &muted {
      color: var(--#{$prefix}secondary-color) !important;
    }
    &secondary {
      color: $gray-400 !important;
    }
  }
  .footer .text-primary {
    color: white !important;
  }
}