diff --git a/delete_macro_area.php b/delete_macro_area.php
new file mode 100644
index 0000000..243a9b2
--- /dev/null
+++ b/delete_macro_area.php
@@ -0,0 +1,41 @@
+<?php
+require_once 'includes/session.php';
+require_once 'db/config.php';
+
+if (!isset($_GET['id']) || !is_numeric($_GET['id'])) {
+    header('Location: macro_areas.php');
+    exit;
+}
+
+$id = $_GET['id'];
+$pdo = db();
+
+// Get the slug of the macro area
+$stmt = $pdo->prepare('SELECT slug FROM macro_areas WHERE id = ?');
+$stmt->execute([$id]);
+$macro_area = $stmt->fetch(PDO::FETCH_ASSOC);
+
+if (!$macro_area) {
+    $_SESSION['error_message'] = 'Macro área não encontrada.';
+    header('Location: macro_areas.php');
+    exit;
+}
+
+$slug = $macro_area['slug'];
+
+// Check for associated expenses (categories)
+$stmt = $pdo->prepare('SELECT COUNT(*) FROM expenses WHERE category = ?');
+$stmt->execute([$slug]);
+$count = $stmt->fetchColumn();
+
+if ($count > 0) {
+    $_SESSION['error_message'] = 'Não é possível excluir a macro área, pois existem despesas associadas a ela.';
+} else {
+    // Delete the macro area
+    $stmt = $pdo->prepare('DELETE FROM macro_areas WHERE id = ?');
+    $stmt->execute([$id]);
+    $_SESSION['success_message'] = 'Macro área excluída com sucesso.';
+}
+
+header('Location: macro_areas.php');
+exit;
diff --git a/macro_area_form.php b/macro_area_form.php
index 5c0399b..740e625 100644
--- a/macro_area_form.php
+++ b/macro_area_form.php
@@ -85,7 +85,7 @@ include_once 'includes/header.php';
 
     <div class="card shadow mb-4">
         <div class="card-header py-3">
-            <h6 class="m-0 font-weight-bold text-primary">Detalhes da Macro Área</h6>
+            <h6 class="m-0 font-weight-bold" style="color: #005C53;">Detalhes da Macro Área</h6>
         </div>
         <div class="card-body">
             <form id="macroAreaForm" method="POST" action="macro_area_form.php<?php echo !empty($macro_area['id']) ? '?id='.$macro_area['id'] : ''; ?>">
diff --git a/macro_areas.php b/macro_areas.php
index 08e7e9b..3f5461f 100644
--- a/macro_areas.php
+++ b/macro_areas.php
@@ -5,16 +5,6 @@ include_once 'includes/header.php';
 
 $pdo = db();
 
-// Handle deletion
-if (isset($_GET['delete'])) {
-    $id = $_GET['delete'];
-    // TODO: Add check to see if there are expenses associated before deleting
-    $stmt = $pdo->prepare('DELETE FROM macro_areas WHERE id = ?');
-    $stmt->execute([$id]);
-    header("Location: macro_areas.php");
-    exit;
-}
-
 $stmt = $pdo->query('SELECT * FROM macro_areas ORDER BY nome ASC');
 $macro_areas = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
@@ -24,7 +14,7 @@ $macro_areas = $stmt->fetchAll(PDO::FETCH_ASSOC);
     <div class="d-sm-flex align-items-center justify-content-between mb-4">
         <h1 class="h3 mb-0">Macro Áreas</h1>
         <div>
-            <button id="printButton" class="btn btn-secondary btn-icon-split btn-sm">
+            <button id="printButton" class="btn btn-secondary btn-icon-split">
                 <span class="icon text-white-50"><i data-lucide="file-text" style="color: #FFFFFF;"></i></span>
                 <span class="text">Imprimir Lista</span>
             </button>
@@ -35,10 +25,26 @@ $macro_areas = $stmt->fetchAll(PDO::FETCH_ASSOC);
         </div>
     </div>
 
+    <?php if (isset($_SESSION['success_message'])): ?>
+        <div class="alert alert-success alert-dismissible fade show" role="alert">
+            <?php echo $_SESSION['success_message']; ?>
+            <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
+        </div>
+        <?php unset($_SESSION['success_message']); ?>
+    <?php endif; ?>
+
+    <?php if (isset($_SESSION['error_message'])): ?>
+        <div class="alert alert-danger alert-dismissible fade show" role="alert">
+            <?php echo $_SESSION['error_message']; ?>
+            <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
+        </div>
+        <?php unset($_SESSION['error_message']); ?>
+    <?php endif; ?>
+
     <div class="card shadow mb-4">
         <div class="card-header py-3 d-flex flex-row align-items-center justify-content-between">
-            <h6 class="m-0 font-weight-bold text-primary">
-                <i data-lucide="layers" class="me-2" style="color: #005C53;"></i>Lista de Macro Áreas
+            <h6 class="m-0 font-weight-bold" style="color: #005C53;">
+                <i data-lucide="layers" class="me-2"></i>Lista de Macro Áreas
             </h6>
             <div class="input-group" style="width: 250px;">
                 <span class="input-group-text text-slate-400"><i data-lucide="search"></i></span>
@@ -70,16 +76,16 @@ $macro_areas = $stmt->fetchAll(PDO::FETCH_ASSOC);
                                 <td>
                                     <div class="d-flex">
                                         <a href="macro_area_form.php?id=<?php echo $area['id']; ?>" class="btn btn-sm">
-                                            <i data-lucide="edit" style="color: #4C5958;"></i>
+                                            <i data-lucide="edit" style="color: #4C5958; width: 18px; height: 18px;"></i>
                                         </a>
-                                        <a href="macro_areas.php?delete=<?php echo $area['id']; ?>" class="btn btn-sm" onclick="return confirm('Tem certeza que deseja excluir este item?');">
-                                            <i data-lucide="trash-2" style="color: #4C5958;"></i>
+                                        <a href="delete_macro_area.php?id=<?php echo $area['id']; ?>" class="btn btn-sm">
+                                            <i data-lucide="trash-2" style="color: #4C5958; width: 18px; height: 18px;"></i>
                                         </a>
                                     </div>
                                 </td>
                             </tr>
                         <?php endforeach; ?>
-                        <?php if (empty($macro_areas)): ?>
+                        <?php if (empty($macro_areas)):
                             <tr>
                                 <td colspan="4" class="text-center">Nenhuma macro área encontrada.</td>
                             </tr>
@@ -150,6 +156,14 @@ document.addEventListener('DOMContentLoaded', function () {
 </script>
 
 <style>
+#printButton {
+    background-color: #005C53;
+    border-color: #005C53;
+}
+#printButton:hover {
+    background-color: #004c43;
+    border-color: #004c43;
+}
 .input-group-text {
     background-color: #fff;
     border-right: 0;
@@ -174,3 +188,4 @@ document.addEventListener('DOMContentLoaded', function () {
     border: 1px solid #f5c2c7;
 }
 </style>
+