freeCodeCamp/public/css/themes/flatly.less

// Flatly 3.0.3
// --------------------------------------------------


// Global values
// --------------------------------------------------

#footer {
  color: #fff;
  background-color: @navbar-default-bg;
  border-top: 1px solid @navbar-default-border;
}

// Grays
// -------------------------

@gray-darker:            lighten(#000, 13.5%); // #222
@gray-dark:              #7b8a8b;
@gray:                   #95a5a6;
@gray-light:             #b4bcc2;
@gray-lighter:           #ecf0f1;

// Brand colors
// -------------------------

@brand-primary:         #2C3E50;
@brand-success:         #18BC9C;
@brand-warning:         #F39C12;
@brand-danger:          #E74C3C;
@brand-info:            #3498DB;

// Scaffolding
// -------------------------

@body-bg:               #fff;
@text-color:            @brand-primary;

// Links
// -------------------------

@link-color:            @brand-success;
@link-hover-color:      @link-color;

// Typography
// -------------------------

@font-family-sans-serif:  "Lato", "Helvetica Neue", Helvetica, Arial, sans-serif;
@font-family-serif:       Georgia, "Times New Roman", Times, serif;
@font-family-monospace:   Menlo, Monaco, Consolas, "Courier New", monospace;
@font-family-base:        @font-family-sans-serif;

@font-size-base:          15px;
@font-size-large:         ceil(@font-size-base * 1.25); // ~18px
@font-size-small:         ceil(@font-size-base * 0.85); // ~12px

@font-size-h1:            floor(@font-size-base * 2.6); // ~36px
@font-size-h2:            floor(@font-size-base * 2.15); // ~30px
@font-size-h3:            ceil(@font-size-base * 1.7); // ~24px
@font-size-h4:            ceil(@font-size-base * 1.25); // ~18px
@font-size-h5:            @font-size-base;
@font-size-h6:            ceil(@font-size-base * 0.85); // ~12px

@line-height-base:        1.428571429; // 20/14
@line-height-computed:    floor(@font-size-base * @line-height-base); // ~20px

@headings-font-family:    @font-family-base;
@headings-font-weight:    500;
@headings-line-height:    1.1;
@headings-color:          inherit;


// Iconography
// -------------------------

@icon-font-path:          "../fonts/";
@icon-font-name:          "glyphicons-halflings-regular";


// Components
// -------------------------
// Based on 14px font-size and 1.428 line-height (~20px to start)

@padding-base-vertical:          10px;
@padding-base-horizontal:        15px;

@padding-large-vertical:         18px;
@padding-large-horizontal:       27px;

@padding-small-vertical:         6px;
@padding-small-horizontal:       9px;

@padding-xs-vertical:            1px;
@padding-xs-horizontal:          5px;

@line-height-large:              1.33;
@line-height-small:              1.5;

@border-radius-base:             4px;
@border-radius-large:            6px;
@border-radius-small:            3px;

@component-active-color:         #fff;
@component-active-bg:            @brand-primary;

@caret-width-base:               4px;
@caret-width-large:              5px;

// Tables
// -------------------------

@table-cell-padding:                 8px;
@table-condensed-cell-padding:       5px;

@table-bg:                           transparent; // overall background-color
@table-bg-accent:                    #f9f9f9; // for striping
@table-bg-hover:                     @gray-lighter;
@table-bg-active:                    @table-bg-hover;

@table-border-color:                 @gray-lighter; // table and cell border


// Buttons
// -------------------------

@btn-font-weight:                normal;

@btn-default-color:              #fff;
@btn-default-bg:                 @gray;
@btn-default-border:             @btn-default-bg;

@btn-primary-color:              @btn-default-color;
@btn-primary-bg:                 @brand-primary;
@btn-primary-border:             @btn-primary-bg;

@btn-success-color:              @btn-default-color;
@btn-success-bg:                 @brand-success;
@btn-success-border:             @btn-success-bg;

@btn-warning-color:              @btn-default-color;
@btn-warning-bg:                 @brand-warning;
@btn-warning-border:             @btn-warning-bg;

@btn-danger-color:               @btn-default-color;
@btn-danger-bg:                  @brand-danger;
@btn-danger-border:              @btn-danger-bg;

@btn-info-color:                 @btn-default-color;
@btn-info-bg:                    @brand-info;
@btn-info-border:                @btn-info-bg;

@btn-link-disabled-color:        @gray-light;


// Forms
// -------------------------

@input-bg:                       #fff;
@input-bg-disabled:              @gray-lighter;

@input-color:                    @text-color;
@input-border:                   #dce4ec;
@input-border-radius:            @border-radius-base;
@input-border-focus:             #1abc9c;

@input-color-placeholder:        #acb6c0;

@input-height-base:              (@line-height-computed + (@padding-base-vertical * 2) + 2);
@input-height-large:             (ceil(@font-size-large * @line-height-large) + (@padding-large-vertical * 2) + 2);
@input-height-small:             (floor(@font-size-small * @line-height-small) + (@padding-small-vertical * 2) + 2);

@legend-color:                   @text-color;
@legend-border-color:            #e5e5e5;

@input-group-addon-bg:           @gray-lighter;
@input-group-addon-border-color: @input-border;


// Dropdowns
// -------------------------

@dropdown-bg:                    #fff;
@dropdown-border:                rgba(0,0,0,.15);
@dropdown-fallback-border:       #ccc;
@dropdown-divider-bg:            #e5e5e5;

@dropdown-link-color:            @gray-dark;
@dropdown-link-hover-color:      #fff;
@dropdown-link-hover-bg:         @dropdown-link-active-bg;

@dropdown-link-active-color:     #fff;
@dropdown-link-active-bg:        @component-active-bg;

@dropdown-link-disabled-color:   @text-muted;

@dropdown-header-color:          @text-muted;


// COMPONENT VARIABLES
// --------------------------------------------------


// Z-index master list
// -------------------------
// Used for a bird's eye view of components dependent on the z-axis
// Try to avoid customizing these :)

@zindex-navbar:            1000;
@zindex-dropdown:          1000;
@zindex-popover:           1010;
@zindex-tooltip:           1030;
@zindex-navbar-fixed:      1030;
@zindex-modal-background:  1040;
@zindex-modal:             1050;

// Media queries breakpoints
// --------------------------------------------------

// Extra small screen / phone
// Note: Deprecated @screen-xs and @screen-phone as of v3.0.1
@screen-xs:                  480px;
@screen-xs-min:              @screen-xs;
@screen-phone:               @screen-xs-min;

// Small screen / tablet
// Note: Deprecated @screen-sm and @screen-tablet as of v3.0.1
@screen-sm:                  768px;
@screen-sm-min:              @screen-sm;
@screen-tablet:              @screen-sm-min;

// Medium screen / desktop
// Note: Deprecated @screen-md and @screen-desktop as of v3.0.1
@screen-md:                  992px;
@screen-md-min:              @screen-md;
@screen-desktop:             @screen-md-min;

// Large screen / wide desktop
// Note: Deprecated @screen-lg and @screen-lg-desktop as of v3.0.1
@screen-lg:                  1200px;
@screen-lg-min:              @screen-lg;
@screen-lg-desktop:          @screen-lg-min;

// So media queries don't overlap when required, provide a maximum
@screen-xs-max:              (@screen-sm-min - 1);
@screen-sm-max:              (@screen-md-min - 1);
@screen-md-max:              (@screen-lg-min - 1);


// Grid system
// --------------------------------------------------

// Number of columns in the grid system
@grid-columns:              12;
// Padding, to be divided by two and applied to the left and right of all columns
@grid-gutter-width:         30px;

// Navbar collapse

// Point at which the navbar becomes uncollapsed
@grid-float-breakpoint:     @screen-sm-min;
// Point at which the navbar begins collapsing
@grid-float-breakpoint-max: (@grid-float-breakpoint - 1);


// Navbar
// -------------------------

// Basics of a navbar
@navbar-height:                    60px;
@navbar-margin-bottom:             @line-height-computed;
@navbar-border-radius:             @border-radius-base;
@navbar-padding-horizontal:        floor(@grid-gutter-width / 2);  // ~15px
@navbar-padding-vertical:          ((@navbar-height - @line-height-computed) / 2);

@navbar-default-color:             #777;
@navbar-default-bg:                @brand-primary;
@navbar-default-border:            darken(@navbar-default-bg, 6.5%);

// Navbar links
@navbar-default-link-color:                #fff;
@navbar-default-link-hover-color:          @brand-success;
@navbar-default-link-hover-bg:             transparent;
@navbar-default-link-active-color:         #fff;
@navbar-default-link-active-bg:            darken(@navbar-default-bg, 10%);
@navbar-default-link-disabled-color:       #ccc;
@navbar-default-link-disabled-bg:          transparent;

// Navbar brand label
@navbar-default-brand-color:               @navbar-default-link-color;
@navbar-default-brand-hover-color:         @navbar-default-link-hover-color;
@navbar-default-brand-hover-bg:            transparent;

// Navbar toggle
@navbar-default-toggle-hover-bg:           darken(@navbar-default-bg, 10%);
@navbar-default-toggle-icon-bar-bg:        #fff;
@navbar-default-toggle-border-color:       darken(@navbar-default-bg, 10%);


// Inverted navbar
//
// Reset inverted navbar basics
@navbar-inverse-color:                      #fff;
@navbar-inverse-bg:                         @brand-success;
@navbar-inverse-border:                     darken(@navbar-inverse-bg, 10%);

// Inverted navbar links
@navbar-inverse-link-color:                 #fff;
@navbar-inverse-link-hover-color:           @brand-primary;
@navbar-inverse-link-hover-bg:              transparent;
@navbar-inverse-link-active-color:          #fff;
@navbar-inverse-link-active-bg:             darken(@navbar-inverse-bg, 5%);
@navbar-inverse-link-disabled-color:        #ccc;
@navbar-inverse-link-disabled-bg:           transparent;

// Inverted navbar brand label
@navbar-inverse-brand-color:                @navbar-inverse-link-color;
@navbar-inverse-brand-hover-color:          @navbar-inverse-link-hover-color;
@navbar-inverse-brand-hover-bg:             transparent;

// Inverted navbar toggle
@navbar-inverse-toggle-hover-bg:            darken(@navbar-inverse-bg, 10%);
@navbar-inverse-toggle-icon-bar-bg:         #fff;
@navbar-inverse-toggle-border-color:        darken(@navbar-inverse-bg, 10%);


// Navs
// -------------------------

@nav-link-padding:                          10px 15px;
@nav-link-hover-bg:                         @gray-lighter;

@nav-disabled-link-color:                   @gray-light;
@nav-disabled-link-hover-color:             @gray-light;

@nav-open-link-hover-color:                 #fff;

// Tabs
@nav-tabs-border-color:                     @gray-lighter;

@nav-tabs-link-hover-border-color:          @gray-lighter;

@nav-tabs-active-link-hover-bg:             @body-bg;
@nav-tabs-active-link-hover-color:          @brand-primary;
@nav-tabs-active-link-hover-border-color:   @gray-lighter;

@nav-tabs-justified-link-border-color:            @gray-lighter;
@nav-tabs-justified-active-link-border-color:     @body-bg;

// Pills
@nav-pills-border-radius:                   @border-radius-base;
@nav-pills-active-link-hover-bg:            @component-active-bg;
@nav-pills-active-link-hover-color:         @component-active-color;


// Pagination
// -------------------------

@pagination-bg:                        @brand-success;
@pagination-border:                    transparent;

@pagination-hover-bg:                  darken(@brand-success, 15%);

@pagination-active-bg:                 darken(@brand-success, 15%);
@pagination-active-color:              #fff;

@pagination-disabled-color:            @gray-lighter;


// Pager
// -------------------------

@pager-border-radius:                  15px;
@pager-disabled-color:                 #fff;


// Jumbotron
// -------------------------

@jumbotron-padding:              30px;
@jumbotron-color:                inherit;
@jumbotron-bg:                   @gray-lighter;
@jumbotron-heading-color:        inherit;
@jumbotron-font-size:            ceil(@font-size-base * 1.5);


// Form states and alerts
// -------------------------

@state-success-text:             #fff;
@state-success-bg:               @brand-success;
@state-success-border:           @brand-success;

@state-info-text:                #fff;
@state-info-bg:                  @brand-info;
@state-info-border:              @brand-info;

@state-warning-text:             #fff;
@state-warning-bg:               @brand-warning;
@state-warning-border:           @brand-warning;

@state-danger-text:              #fff;
@state-danger-bg:                @brand-danger;
@state-danger-border:            @brand-danger;


// Tooltips
// -------------------------
@tooltip-max-width:           200px;
@tooltip-color:               #fff;
@tooltip-bg:                  rgba(0,0,0,.9);

@tooltip-arrow-width:         5px;
@tooltip-arrow-color:         @tooltip-bg;


// Popovers
// -------------------------
@popover-bg:                          #fff;
@popover-max-width:                   276px;
@popover-border-color:                rgba(0,0,0,.2);
@popover-fallback-border-color:       #ccc;

@popover-title-bg:                    darken(@popover-bg, 3%);

@popover-arrow-width:                 10px;
@popover-arrow-color:                 #fff;

@popover-arrow-outer-width:           (@popover-arrow-width + 1);
@popover-arrow-outer-color:           rgba(0,0,0,.25);
@popover-arrow-outer-fallback-color:  #999;


// Labels
// -------------------------

@label-default-bg:            @btn-default-bg;
@label-primary-bg:            @brand-primary;
@label-success-bg:            @brand-success;
@label-info-bg:               @brand-info;
@label-warning-bg:            @brand-warning;
@label-danger-bg:             @brand-danger;

@label-color:                 #fff;
@label-link-hover-color:      #fff;


// Modals
// -------------------------
@modal-inner-padding:         20px;

@modal-title-padding:         15px;
@modal-title-line-height:     @line-height-base;

@modal-content-bg:                             #fff;
@modal-content-border-color:                   rgba(0,0,0,.2);
@modal-content-fallback-border-color:          #999;

@modal-backdrop-bg:           #000;
@modal-header-border-color:   #e5e5e5;
@modal-footer-border-color:   @modal-header-border-color;


// Alerts
// -------------------------
@alert-padding:               15px;
@alert-border-radius:         @border-radius-base;
@alert-link-font-weight:      bold;

@alert-success-bg:            @state-success-bg;
@alert-success-text:          @state-success-text;
@alert-success-border:        @state-success-border;

@alert-info-bg:               @state-info-bg;
@alert-info-text:             @state-info-text;
@alert-info-border:           @state-info-border;

@alert-warning-bg:            @state-warning-bg;
@alert-warning-text:          @state-warning-text;
@alert-warning-border:        @state-warning-border;

@alert-danger-bg:             @state-danger-bg;
@alert-danger-text:           @state-danger-text;
@alert-danger-border:         @state-danger-border;


// Progress bars
// -------------------------
@progress-bg:                 @gray-lighter;
@progress-bar-color:          #fff;

@progress-bar-bg:             @brand-primary;
@progress-bar-success-bg:     @brand-success;
@progress-bar-warning-bg:     @brand-warning;
@progress-bar-danger-bg:      @brand-danger;
@progress-bar-info-bg:        @brand-info;


// List group
// -------------------------
@list-group-bg:               #fff;
@list-group-border:           @gray-lighter;
@list-group-border-radius:    @border-radius-base;

@list-group-hover-bg:         @gray-lighter;
@list-group-active-color:     @component-active-color;
@list-group-active-bg:        @component-active-bg;
@list-group-active-border:    @list-group-active-bg;

@list-group-link-color:          #555;
@list-group-link-heading-color:  #333;


// Panels
// -------------------------
@panel-bg:                    #fff;
@panel-inner-border:          @gray-lighter;
@panel-border-radius:         @border-radius-base;
@panel-footer-bg:             @gray-lighter;

@panel-default-text:          @text-color;
@panel-default-border:        @gray-lighter;
@panel-default-heading-bg:    @gray-lighter;

@panel-primary-text:          #fff;
@panel-primary-border:        @brand-primary;
@panel-primary-heading-bg:    @brand-primary;

@panel-success-text:          @state-success-text;
@panel-success-border:        @state-success-border;
@panel-success-heading-bg:    @state-success-bg;

@panel-warning-text:          @state-warning-text;
@panel-warning-border:        @state-warning-border;
@panel-warning-heading-bg:    @state-warning-bg;

@panel-danger-text:           @state-danger-text;
@panel-danger-border:         @state-danger-border;
@panel-danger-heading-bg:     @state-danger-bg;

@panel-info-text:             @state-info-text;
@panel-info-border:           @state-info-border;
@panel-info-heading-bg:       @state-info-bg;


// Thumbnails
// -------------------------
@thumbnail-padding:           4px;
@thumbnail-bg:                @body-bg;
@thumbnail-border:            @gray-lighter;
@thumbnail-border-radius:     @border-radius-base;

@thumbnail-caption-color:     @text-color;
@thumbnail-caption-padding:   9px;


// Wells
// -------------------------
@well-bg:                     @gray-lighter;


// Badges
// -------------------------
@badge-color:                 #fff;
@badge-link-hover-color:      #fff;
@badge-bg:                    @gray;

@badge-active-color:          @link-color;
@badge-active-bg:             #fff;

@badge-font-weight:           bold;
@badge-line-height:           1;
@badge-border-radius:         10px;


// Breadcrumbs
// -------------------------
@breadcrumb-bg:               @gray-lighter;
@breadcrumb-color:            #ccc;
@breadcrumb-active-color:     @gray;
@breadcrumb-separator:        "/";


// Carousel
// ------------------------

@carousel-text-shadow:                        0 1px 2px rgba(0,0,0,.6);

@carousel-control-color:                      #fff;
@carousel-control-width:                      15%;
@carousel-control-opacity:                    .5;
@carousel-control-font-size:                  20px;

@carousel-indicator-active-bg:                #fff;
@carousel-indicator-border-color:             #fff;

@carousel-caption-color:                      #fff;


// Close
// ------------------------
@close-font-weight:           bold;
@close-color:                 #000;
@close-text-shadow:           0 1px 0 #fff;


// Code
// ------------------------
@code-color:                  #c7254e;
@code-bg:                     #f9f2f4;

@pre-bg:                      @gray-lighter;
@pre-color:                   @gray-dark;
@pre-border-color:            #ccc;
@pre-scrollable-max-height:   340px;

// Type
// ------------------------
@text-muted:                  @gray-light;
@abbr-border-color:           @gray-light;
@headings-small-color:        @gray-light;
@blockquote-small-color:      @gray-light;
@blockquote-border-color:     @gray-lighter;
@page-header-border-color:    @gray-lighter;

// Miscellaneous
// -------------------------

// Hr border color
@hr-border:                   @gray-lighter;

// Horizontal forms & lists
@component-offset-horizontal: 180px;


// Container sizes
// --------------------------------------------------

// Small screen / tablet
@container-tablet:             ((720px + @grid-gutter-width));
@container-sm:                 @container-tablet;

// Medium screen / desktop
@container-desktop:            ((940px + @grid-gutter-width));
@container-md:                 @container-desktop;

// Large screen / wide desktop
@container-large-desktop:      ((1140px + @grid-gutter-width));
@container-lg:                 @container-large-desktop;

// Flatly 3.0.3
// Bootswatch
// -----------------------------------------------------

@import url("//fonts.googleapis.com/css?family=Lato:400,700,900,400italic");

// Navbar =====================================================================

// Buttons ====================================================================

.btn:active {
  .box-shadow(none);
}

.btn-group.open .dropdown-toggle {
  .box-shadow(none);
}

// Typography =================================================================

.text-primary,
.text-primary:hover {
  color: @brand-primary;
}

.text-success,
.text-success:hover {
  color: @brand-success;
}

.text-danger,
.text-danger:hover {
  color: @brand-danger;
}

.text-warning,
.text-warning:hover {
  color: @brand-warning;
}

.text-info,
.text-info:hover {
  color: @brand-info;
}

// Tables =====================================================================

.table {

  tr.success,
  tr.warning,
  tr.danger {
    color: #fff;
  }
}

// Forms ======================================================================

.form-control,textarea.form-control,
input[type="text"],
input[type="password"],
input[type="datetime"],
input[type="datetime-local"],
input[type="date"],
input[type="month"],
input[type="time"],
input[type="week"],
input[type="number"],
input[type="email"],
input[type="url"],
input[type="search"],
input[type="tel"],
input[type="color"],
.uneditable-input {
  border-width: 2px;
  .box-shadow(none);

  &:focus {
    .box-shadow(none);
  }
}

.has-warning {
  .help-block,
  .control-label {
    color: @brand-warning;
  }

  .form-control,
  .form-control:focus {
    border: 2px solid @brand-warning;
  }
}

.has-error {
  .help-block,
  .control-label {
    color: @brand-danger;
  }

  .form-control,
  .form-control:focus {
    border: 2px solid @brand-danger;
  }
}

.has-success {
  .help-block,
  .control-label {
    color: @brand-success;
  }

  .form-control,
  .form-control:focus {
    border: 2px solid @brand-success;
  }
}

// Navs =======================================================================

.nav {
  .open > a,
  .open > a:hover,
  .open > a:focus {
    border-color: transparent;
  }
}

.pagination {

  a,
  a:hover {
    color: #fff;
  }

  .disabled {
    &>a,
    &>a:hover,
    &>a:focus,
    &>span {
      background-color: lighten(@brand-success, 15%);
    }
  }
}

.pager {
  a,
  a:hover {
    color: #fff;
  }

  .disabled {
    &>a,
    &>a:hover,
    &>a:focus,
    &>span {
      background-color: lighten(@brand-success, 15%);
    }
  }
}

// Indicators =================================================================

.alert {

  a,
  .alert-link {
    color: #fff;
    text-decoration: underline;
  }
}

// Progress bars ==============================================================

.progress {
  height: 10px;
  .box-shadow(none);
}

// Containers =================================================================

.well {
  .box-shadow(none);
  border-width: 0;
}