adds Readme & adjusts Layout of index

src/main/resources/templates/pub/index.html

@@ -101,7 +101,7 @@
         <label for="room" id="roomLabel">Room </label><input type="text" id="room" style="width: 75%" required onkeyup="start(event)"/><br/>
         <button id="start" onclick="start()" style="align-self: center">Start</button>
     </div>
-    <div id="dice-tower" hidden class="w3-panel w3-theme-l4 w3-card w3-display-container" style="padding: 25px">
+    <div id="dice-tower" hidden class="w3-panel w3-theme-l4 w3-card w3-display-container" style="padding: 25px; margin-bottom: auto">
         <button type="button" class="collapsible" style="color: white; font-weight: bold">Overlay URLs  <a>🞃</a></button>
 
         <div class="content">
@@ -135,10 +135,7 @@
             <span class="slider"></span>
         </label>
     </div>
-
-
-    <div id="results" hidden class="w3-panel w3-theme-l6 w3-card w3-display-container" style="padding: 25px; flex-grow: 1">
-        <h2>Results</h2>
+    <div id="results" hidden class="w3-panel w3-theme-l6 w3-card w3-display-container" style="padding: 25px; flex-grow: 1; margin-bottom: auto">
         <iframe id="resultFrame" title="results" style="width: 100%; height: 85%; overflow: hidden; border: 0" onload="this.height=this.contentWindow.document.body.scrollHeight;" ></iframe>
     </div>