Added sending css file. Broke up some pieces of code, so now the ServerUtil is a bit more clean now.

content/style.css

@@ -0,0 +1,57 @@
+.flex {
+    display: flex;
+}
+
+.flex-col {
+    flex-direction: column;
+}
+
+.min-h-screen {
+    min-height: 100vh;
+}
+
+.justify-center {
+    justify-content: center;
+}
+
+.grow {
+    flex-grow: 1;
+}
+
+.pt-10 {
+    padding-top: 2.5rem /* 40px */;
+}
+
+.px-4 {
+    padding-left: 1rem /* 16px */;
+    padding-right: 1rem /* 16px */;
+}
+
+.text-2xl {
+    font-size: 1.5rem /* 24px */;
+    line-height: 2rem /* 32px */;
+}
+
+.place-items-center {
+    place-items: center;
+}
+
+.w-full {
+    width: 100%;
+}
+
+.max-w-screen-lg {
+    max-width: 1024px;
+}
+
+.mt-10 {
+    margin-top: 2.5rem /* 40px */;
+}
+
+.pb-2 {
+    padding-bottom: 0.5rem /* 8px */;
+}
+
+.underline {
+    text-decoration-line: underline;
+}