Validation Output: 1 Error
Line 38, Column 10: ID "banner_center" already defined
<div id="banner_center">dsadsa</div>
✉
An "id" is a unique identifier. Each time this attribute is used in a document it must have a different value. If you are using this attribute as a hook for style sheets it may be more appropriate to use classes (which group elements) than id (which are used to identify exactly one element).
Line 34, Column 10: ID "banner_center" first defined here
<div id="banner_center">dsadsa</div>
