code: function (rawStyle) {
      this.styles = {};
      rawStyle.split(';').forEach(function (style) {
        style = style.trim();
        var firstColon = style.indexOf(':');
        var key = style.substr(0, firstColon);
        var value = style.substr(firstColon + 1).trim();
        if (key !== '') {
          // Style key should be case insensitive
          key = key.toLowerCase();
          this.styles[key] = value;
        }
      }, this);
    }
docs: Parse the specified inline style attribute value
  @param {string} rawStyle Raw style attribute