protected virtual IEnumerable <KeyValuePair <string, object> > GetElementAttributes()
{
var attrs = AdditionalAttributes.MergeAttributes(Theme?.ElementAttributes).AppendClass(ElementClass ?? Theme?.ElementClass);
var h = HeaderHeight ?? Theme?.HeaderHeight;
if (h != null)
{
attrs = attrs.PrependStyle("padding-top:" + h);
}
return(attrs);
}