Reworked some css, made our friendly button look better and footer is stuck for good

docs/index.html

@@ -75,20 +75,20 @@
           </select>
           <br><br>
         </form>
-        <button type="button" id="subBut">Submit</button><br><br>
+        <button type="button" id="subBut" class="submit-button">Submit</button><br><br>
       </form>
       <div class="chart-container" id="grades" value="invisible" style="position: relative; height:40vh; width:80vw">
         <!--Bar graph stuff-->
         <canvas id="gradeBar" style="width:100%;height:100%;"></canvas>
       </div>
     </div>
-    <footer>Created by Derek Chen
+    <div class="footy">Created by Derek Chen
       <!-- because VAPA lecture was a bit boring that day -->
       <iframe
         src="https://ghbtns.com/github-btn.html?user=Derec4&repo=ut-grade-distribution-viewer&type=star&count=true&size=large"
-        frameborder="0" scrolling="0" width="170" height="30" title="GitHub">
+        frameborder="0" scrolling="0" width="100" height="30" title="GitHub">
       </iframe>
-    </footer>
+    </div>
   </div>
   <script src='main.js'></script>
 </body>

docs/main.css

@@ -8,12 +8,14 @@
     --footer-size: 10px;
     --background-gradient: linear-gradient(90deg, rgba(61, 87, 92, 1) 0, #454454 100%);
     --link-color: #2c82c9;
+    font-family: 'Helvetica Neue', sans-serif;
 }
 
 body {
     font-family: 'Helvetica Neue', sans-serif;
     background: #1b1a2a;
     background: var(--background-gradient);
+    margin: 0;
 }
 
 a {
@@ -25,11 +27,11 @@ main {
     padding: 10%;
 }
 
-footer {
+.footy {
     background-color: #2e2d2d;
     color: #fff;
     padding: 1%;
-    position: absolute;
+    position: relative;
     bottom: 0;
     left: 0;
     width: 100%;
@@ -38,6 +40,7 @@ footer {
     display: flex;
     flex-direction: row;
     justify-content: space-between;
+    align-self: flex-end;
 }
 
 * {
@@ -50,9 +53,25 @@ footer {
     grid-auto-rows: minmax(100px, auto);
     text-align: center;
     color: #fff;
+    margin-top: 10px;
+    min-height: 100vh;
     /* background-color: rgba(0, 0, 0, .4); */
 }
 
+.submit-button {
+    display: flex;
+    padding: 5px 10px;
+    justify-content: center;
+    align-items: center;
+    align-self: center;
+    gap: 15px;
+    border-radius: 10px;
+    border: 2px solid #000;
+    max-width: 150px;
+    width: 100%;
+    font-size: 16px;
+}
+
 .about-text {
     background-color: rgba(0, 0, 0, .4);
     border: 3px solid #f1f1f1;
@@ -75,6 +94,8 @@ footer {
     margin: 0 auto;
     border-radius: 10px;
     padding: var(--bg-form-padding);
+    display: flex;
+    flex-direction: column;
 }
 
 .chart-container {