Minor cleanups

src/App.svelte

@@ -9,14 +9,3 @@
 <Header />
 <Main />
 <Footer />
-
-<style>
-  main {
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    width: 100%;
-    box-sizing: border-box;
-    padding: 15px;
-  }
-</style>

src/lib/sections/Header.svelte

@@ -118,11 +118,6 @@
     display: none;
   }
 
-  .language-icon {
-    width: 30px;
-    height: 24px;
-  }
-
   .common-switch {
     width: fit-content;
   }