add ranking buttons

ranking/styles.css

@@ -167,4 +167,29 @@ body {
     font-family: "Regular", sans-serif;
     font-size: 24px;
     line-height: 1.3;
+}
+
+.mode-selection {
+    display: flex;
+    justify-content: center;
+    gap: 15px;
+    margin: 30px 0;
+    width: 100%;
+}
+
+.mode-button {
+    cursor: pointer;
+    width: 280px;
+    transition: transform 0.1s ease-in-out;
+    text-decoration: none;
+}
+
+.mode-button:hover {
+    transform: scale(1.03);
+}
+
+.mode-button img {
+    width: 100%;
+    height: auto;
+    display: block;
 }