Update index.html

index.html

@@ -153,7 +153,7 @@
             <div id="qrcode" style="height:200px;width:200px;display:none;"></div>
                  <div class="row" style="position: absolute;bottom: 5%;    width: calc(100% - 56px);">
                     <div class="webAuthInp input-field col s12" style="text-align:center;">
-                        <input id="login-num" type="tel" class="validate characterCounter" prid="login-num" autocomplete="off" minlength="10" maxlength="25" data-length="25" required>
+                        <input id="login-num" type="tel" class="validate characterCounter" prid="login-num" autocomplete="off" minlength="12" maxlength="15" data-length="15" required>
                         <label for="login-num" class="" style="text-align:center;">Phone Number</label>
                     </div>