diff --git a/css/main.css b/css/main.css
index ce386b8..8aff67f 100644
--- a/css/main.css
+++ b/css/main.css
@@ -8,7 +8,7 @@ main {
 
 body {
     background-color: #eef2f7;
-    color: #1e293b;
+    color: #1f2937;
     margin: 0;
 }
 
@@ -23,7 +23,7 @@ body {
     background-color: white;
     border-radius: 8px;
     padding: 15px;
-    border: 1px solid white;
+    border: 1px solid #dbe3ec;
     box-shadow: 0 4px 12px rgba(0,0,0,0.08);
     transition: transform 0.2s, box-shadow 0.2s;
 }
@@ -38,25 +38,29 @@ body {
   text-align: left;
   text-decoration: none;
   font-weight: bold;
-  padding: 10px;
-  background-color: blue;
+  padding: 12px;
+  background-color: #2563eb;
   color: white;
-  border-radius: 4px;
+  border-radius: 8px;
   margin-bottom: 10px;
-    transition: background-color 0.2s;
+    transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
 }
 
 .category-link:hover {
     background-color: #1d4ed8;
+    transform: translateY(-2px);
+    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
 }
 
 .article-link a {
-    color: #2563eb;
+    color: #1f2937;
     text-decoration: none;
     font-weight: bold;
+    transition: color 0.2s;
 }
 
 .article-link a:hover {
+    color: #2563eb;
     text-decoration: underline;
 }
 
@@ -80,7 +84,7 @@ body {
     width: 90%;
     max-width: 450px;
     padding: 30px;
-    border: 1px solid white;
+    border: 1px solid #dbe3ec;
     border-radius: 10px;
     background-color: white;
     box-shadow: 0 6px 20px rgba(0,0,0,0.1);
@@ -99,7 +103,7 @@ body {
 .login-container h1 {
     text-align: center;
     margin-bottom: 25px;
-    font-size: 1.5rem;
+    font-size: 1.7rem;
     color: #1e293b;
 }
 
@@ -107,7 +111,14 @@ body {
     margin-bottom: 5px;
     font-weight: bold;
     width: 100%;
-    color: #334155;
+    color: #1f2937;
+}
+
+.input-label {
+    margin-bottom: 5px;
+    font-weight: bold;
+    width: 100%;
+    color: #1f2937;
 }
 
 .login-input {
@@ -127,38 +138,43 @@ body {
 
 .checkbox-wrapper {
     margin-bottom: 20px;
-    color: #475569;
+    color: #1f2937;
 }
 
 .login-button {
     width: 100%;
     padding: 12px;
-    background-color: blue;
+    background-color: #2563eb;
     color: white;
     border: none;
-    border-radius: 4px;
+    border-radius: 8px;
     font-size: 1rem;
     font-weight: bold;
     cursor: pointer;
-    transition: background-color 0.2s;
+    transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
 }
 
 .login-button:hover {
     background-color: #1d4ed8;
+    transform: translateY(-2px);
+    box-shadow: 0 4px 10px rgba(0,0,0,0.15);
 }
 
 .register-link {
     margin-top: 20px;
     text-align: center;
     font-size: 0.9rem;
+    color: #1f2937;
 }
 .register-link a {
     color: #2563eb;
     text-decoration: none;
     font-weight: bold;
+    transition: color 0.2s;
 }
 
 .register-link a:hover {
+    color: #1d4ed8;
     text-decoration: underline;
 }