refactor: separated css modules from common style

src/main/frontend/components/editor.css

@@ -1,5 +1,23 @@
-.editor-wrapper {
+#mobile-editor-toolbar {
+  position: fixed;
+  bottom: 0;
+  width: 100%;
+  left: 0;
+  justify-content: center;
+  height: 2.5rem;
+  display: flex;
+  align-items: center;
+  z-index: 9999;
 
+  transition: top 0.3s;
+
+  > button {
+    padding: 5px;
+  }
+}
+
+.editor-wrapper {
+  margin: 0 auto;
 }
 
 .editor-inner {
@@ -7,6 +25,10 @@
   display: flex;
 }
 
+.absolute-modal {
+  background: var(--ls-primary-background-color);
+}
+
 .editor-inner textarea {
   border: none;
   border-radius: 0;