!flash_notice       ||= #00529B
 !flash_success      ||= #4F8A10
 !flash_warning      ||= #FBF4BD
 !flash_error        ||= #D8000C
 !flash_notice_bg    ||= #BDE5F8
 !flash_success_bg   ||= #DFF2BF
 !flash_warning_bg   ||= #FBF4BD
 !flash_error_bg     ||= #FFD9DA
 
 =flash-message-style
   +flash-message-structure
   &.notice
     +flash-color(!flash_notice, !flash_notice_bg)
   &.success
     +flash-color(!flash_success, !flash_success_bg)
   &.warning
     +flash-color(!flash_warning, !flash_warning_bg)
   &.error
     +flash-color(!flash_error, !flash_error_bg)
 
 =flash-message-structure
   background-repeat: no-repeat
   background-position: 10px center
   border: 1px dashed
   padding: 10px 15px
   margin: 0 0 15px
 
 =flash-color(!color, !bg = 0)
   color= !color
   @if !bg == 0
     background-color= desaturate(lighten(adjust_hue(!color, -10), 83), 20)
   @else
     background-color= !bg
 
 #flash
   +flash-message-style