diff --git a/src/main/resources/templates/header.html b/src/main/resources/templates/header.html
index e73f31d..fdd97bb 100644
--- a/src/main/resources/templates/header.html
+++ b/src/main/resources/templates/header.html
@@ -109,7 +109,7 @@
             <div class="row center" style="margin-bottom: 0px">
                 <form name="login_form" id="login_form" action="javascript:void(0);" onsubmit="tryConnection()">
                     <div class="row" style="margin-bottom: 0px">
-                        <div class="input-field col s6 offset-s3">
+                        <div class="input-field col l6 offset-l3 m10 offset-m1 s10 offset-s1">
                             <i class="material-icons prefix">account_box</i>
                             <input name="username" id="user_input" type="text" class="validate"/>
                             <label for="user_input" >User Name</label>
@@ -117,7 +117,7 @@
                         </div>
                     </div>
                     <div class="row">
-                        <div class="input-field col s6 offset-s3">
+                        <div class="input-field col l6 offset-l3 m10 offset-m1 s10 offset-s1">
                             <i class="material-icons prefix">security</i>
                             <input name="password" id="password_input" type="password" class="validate"/>
                             <label for="password_input">Password</label>