Checkbox fix, old progressbar removal and visibility fix in the new one

electron/main/index.html

@@ -110,11 +110,7 @@
     <div class="step" id="step4" style="display:none;">
       <button class="submit-btn" id="submitButton" onclick="checkBoxes()" disabled>Submit</button>
 
-      <div class="progressbar" id="progressbar">
-        <div class="progress_fill"></div>
-        <span class="progress_text">0%</span>
-      </div>
-      <div class="testy">
+      <div class="testy" id="testy">
         <div class="box2" id="box1">
         </div>
         <p>---Starting---</p>