@property --as-gutter-background-color {
  syntax: '<color>';
  inherits: true;
  initial-value: #eeeeee;
}

@property --as-gutter-icon-horizontal {
  syntax: '<url>';
  inherits: true;
  initial-value: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAeCAYAAADkftS9AAAAIklEQVQoU2M4c+bMfxAGAgYYmwGrIIiDjrELjpo5aiZeMwF+yNnOs5KSvgAAAABJRU5ErkJggg==');
}

@property --as-gutter-icon-vertical {
  syntax: '<url>';
  inherits: true;
  initial-value: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAB4AAAAFCAMAAABl/6zIAAAABlBMVEUAAADMzMzIT8AyAAAAAXRSTlMAQObYZgAAABRJREFUeAFjYGRkwIMJSeMHlBkOABP7AEGzSuPKAAAAAElFTkSuQmCC');
}

@property --as-gutter-icon-disabled {
  syntax: '<url>';
  inherits: true;
  initial-value: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAeCAYAAADkftS9AAAAIklEQVQoU2M4c+bMfxAGAgYYmwGrIIiDjrELjpo5aiZeMwF+yNnOs5KSvgAAAABJRU5ErkJggg==');
}

@property --as-transition-duration {
  syntax: '<time>';
  inherits: true;
  initial-value: 0.3s;
}

@property --as-gutter-disabled-cursor {
  syntax: '*';
  inherits: true;
  initial-value: default;
}