Update footer.html

wiki/footer.html

 <footer class="pb-1 pt-1 mt-5 footer" style="background-color: #ffe4e1;">
   
-  <div class="container">
+  <div class="container text-center">
     <div class="row">
-      <div class="col-lg-6 col-xs-12">
+      <div class="col-lg-6 col-xs-12 ">
           <h4 class="mt-lg-0 mt-sm-3">Follow us on social media</h4>
           <div class="row">
               <div class="col-lg-6 col-xs-12">