make controls absolute

paint/index.html

@@ -153,8 +153,8 @@
             left: 0;
             right: 0;
             margin: 0 auto;
-            margin-top: 10px;
-            width: fit-content;
+            bottom: 10px;
+            width: 700px;
             padding-left: 3px;
             padding-right: 5px;
             border: 5px solid rgba(15, 15, 15, 0.1);