Custom Error Handling 404 CSS and JS not loaded Java EE

Question

I'm trying to customize the handling of 404 errors in my Java EE project. The css files are not getting loaded . Here is my web.xml file : Note that I'm using the full path of my Jsp file.

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">


  <display-name>Dep_info</display-name>

  <welcome-file-list>
    <welcome-file>/JSPs/home.jsp</welcome-file>
  </welcome-file-list>

  <error-page>
        <error-code>500</error-code>
        <location>/JSPs/PageNotFound.jsp</location>
    </error-page>

    <error-page>
        <error-code>404</error-code>
        <location>/JSPs/PageNotFound.jsp</location>
    </error-page>

    <error-page>
        <exception-type>java.lang.Exception</exception-type>
        <location>/JSPs/PageNotFound.jsp</location>
    </error-page>

<!--   <filter> -->
<!--     <filter-name>CharacterSetFilter</filter-name> -->
<!--     <filter-class>com.CharacterSetFilter</filter-class> -->
<!-- </filter> -->

<!-- <filter-mapping> -->
<!--     <filter-name>CharacterSetFilter</filter-name> -->
<!--     <url-pattern>/*</url-pattern> -->
<!-- </filter-mapping> -->

</web-app>