more admin dashboard polish, some code cleanup

public/style/header.css

@@ -153,7 +153,7 @@ header ul li a:hover {
         flex-direction: column;
         gap: 1rem;
         border-bottom: 1px solid #888;
-        background: var(--background);
+        background-color: var(--background);
         display: none;
     }
 

public/style/main.css

@@ -16,7 +16,7 @@
 body {
     margin: 0;
     padding: 0;
-    background: var(--background);
+    background-color: var(--background);
     color: var(--on-background);
     font-family: "Monaspace Argon", monospace;
     font-size: 18px;
@@ -150,7 +150,7 @@ a#backtotop:hover {
     @keyframes list-item-fadein {
         from {
             opacity: 1;
-            background: var(--links);
+            background-color: var(--links);
         }
 
         to {

public/style/music-gateway.css

@@ -30,7 +30,7 @@ header {
     background-size: cover;
     background-position: center;
     filter: blur(25px) saturate(25%) brightness(0.5);
-    -webkit-filter: blur(25px) saturate(25%) brightness(0.5);;
+    -webkit-filter: blur(25px) saturate(25%) brightness(0.5);
     animation: background-init .5s forwards,background-loop 30s ease-in-out infinite
 }