Windy CSS styleguide

Examples
Default styling
This is a note or error message
.size-xs
10px
This is a note or error message
.size-s
12px
This is a note or error message
.size-m
14px
This is a note or error message
.size-l
16px
This is a note or error message
.size-xl
18px
This is a note or error message
.size-xxl
20px
This is a note or error message
.size-xxxl
24px
This is a note or error message
.error
error
This is a note or error message
Markup
<div class="form-group [modifier class]">
          <label>Name</label>
          <input type="text" placeholder="Name">
          <small>This is a note or error message</small>
         </div>
Source: src/css/components/forms.less, line 1