diff --git a/calendar.php b/calendar.php
index 9dd44d1..6d22eff 100644
--- a/calendar.php
+++ b/calendar.php
@@ -176,11 +176,6 @@ $infomercials = $db->query("
                                                 <div class="infomercial-duration">
                                                     <i class="bi bi-clock"></i> <?= $infomercial['duration'] ?>
                                                 </div>
-                                                <?php if ($infomercial['series_code']): ?>
-                                                    <div class="infomercial-series">
-                                                        <i class="bi bi-tag"></i> <?= htmlspecialchars($infomercial['series_code']) ?>
-                                                    </div>
-                                                <?php endif; ?>
                                             </div>
                                             <div>
                                                 <i class="bi bi-grip-vertical text-muted"></i>
@@ -206,21 +201,8 @@ $infomercials = $db->query("
                         <h6 class="mb-0"><i class="bi bi-palette"></i> Legenda</h6>
                     </div>
                     <div class="card-body p-2">
-                        <div class="small">
-                            <?php
-                            $uniqueColors = [];
-                            foreach ($infomercials as $infomercial) {
-                                if ($infomercial['series_code'] && !isset($uniqueColors[$infomercial['series_code']])) {
-                                    $uniqueColors[$infomercial['series_code']] = $infomercial['color_code'];
-                                }
-                            }
-                            ?>
-                            <?php foreach ($uniqueColors as $code => $color): ?>
-                                <div class="d-flex align-items-center mb-2">
-                                    <div style="width: 20px; height: 20px; background-color: <?= $color ?>; border-radius: 3px; margin-right: 8px;"></div>
-                                    <span><?= htmlspecialchars($code) ?></span>
-                                </div>
-                            <?php endforeach; ?>
+                        <div class="small text-muted">
+                            <p class="mb-0">Kleuren worden automatisch toegewezen per infomercial</p>
                         </div>
                     </div>
                 </div>
diff --git a/infomercials.php b/infomercials.php
index 3903399..cd9a0b4 100644
--- a/infomercials.php
+++ b/infomercials.php
@@ -399,12 +399,6 @@ $infomercials = $db->query("
                                 <small class="text-muted">Formaat: UU:MM:SS</small>
                             </div>
 
-                            <div class="mb-3">
-                                <label class="form-label">Series Code (optioneel)</label>
-                                <input type="text" name="series_code" class="form-control" 
-                                       placeholder="bijv. 006a">
-                                <small class="text-muted">Voor groepering in kalender</small>
-                            </div>
 
                             <input type="hidden" name="season_id" value="<?= $_ENV['TV_SEASON_ID'] ?>">
 
@@ -453,7 +447,6 @@ $infomercials = $db->query("
                                             <th>Kleur</th>
                                             <th>Titel</th>
                                             <th>Duur</th>
-                                            <th>Series</th>
                                             <th>Label</th>
                                             <th>Status</th>
                                             <th>Gebruik</th>
@@ -477,9 +470,6 @@ $infomercials = $db->query("
                                                 <td>
                                                     <span class="badge bg-info"><?= $c['duration'] ?></span>
                                                 </td>
-                                                <td>
-                                                    <?= $c['series_code'] ? '<span class="badge bg-secondary">' . htmlspecialchars($c['series_code']) . '</span>' : '-' ?>
-                                                </td>
                                                 <td>
                                                     <code class="small"><?= htmlspecialchars($c['media_asset_label']) ?></code>
                                                 </td>
@@ -496,20 +486,18 @@ $infomercials = $db->query("
                                                     </span>
                                                 </td>
                                                 <td>
-                                                    <div class="btn-group btn-group-sm">
+                                                    <div class="action-buttons">
                                                         <form method="POST" style="display:inline;">
                                                             <input type="hidden" name="infomercial_id" value="<?= $c['id'] ?>">
                                                             <button type="submit" name="refresh_infomercial"
-                                                                    class="btn btn-outline-info"
-                                                                    title="Ververs vanuit Talpa">
+                                                                    class="btn-icon btn-icon-xs btn-icon-info">
                                                                 <i class="bi bi-arrow-clockwise"></i>
                                                             </button>
                                                         </form>
                                                         <button type="button"
-                                                                class="btn btn-outline-primary"
+                                                                class="btn-icon btn-icon-xs btn-icon-primary"
                                                                 data-bs-toggle="modal"
-                                                                data-bs-target="#editModal<?= $c['id'] ?>"
-                                                                title="Bewerken">
+                                                                data-bs-target="#editModal<?= $c['id'] ?>">
                                                             <i class="bi bi-pencil"></i>
                                                         </button>
                                                         <?php if ($c['usage_count'] == 0): ?>
@@ -517,7 +505,7 @@ $infomercials = $db->query("
                                                                   onsubmit="return confirm('Weet je zeker dat je deze infomercial wilt verwijderen?');">
                                                                 <input type="hidden" name="infomercial_id" value="<?= $c['id'] ?>">
                                                                 <button type="submit" name="delete_commercial"
-                                                                        class="btn btn-outline-danger" title="Verwijderen">
+                                                                        class="btn-icon btn-icon-xs btn-icon-danger">
                                                                     <i class="bi bi-trash"></i>
                                                                 </button>
                                                             </form>
@@ -573,12 +561,6 @@ $infomercials = $db->query("
                                                                         <option value="uploaded" <?= $c['upload_status'] == 'uploaded' ? 'selected' : '' ?>>Uploaded</option>
                                                                     </select>
                                                                 </div>
-                                                                <div class="mb-3">
-                                                                    <label class="form-label">Series Code</label>
-                                                                    <input type="text" name="series_code" class="form-control"
-                                                                           value="<?= htmlspecialchars($c['series_code'] ?? '') ?>"
-                                                                           placeholder="bijv. 006a">
-                                                                </div>
                                                                 <div class="mb-3">
                                                                     <label class="form-label">Kleurcode</label>
                                                                     <input type="color" name="color_code" class="form-control form-control-color"
diff --git a/planner.php b/planner.php
index 59e41b7..93fde59 100644
--- a/planner.php
+++ b/planner.php
@@ -506,7 +506,6 @@ function calculateNextStartTimeForBlock($db, $date, $channel, $blockId) {
                                             <thead class="table-light">
                                                 <tr>
                                                     <th style="width: 40px;"></th>
-                                                    <th style="width: 50px;">Code</th>
                                                     <th>Product</th>
                                                     <th style="width: 80px;">Duur</th>
                                                     <th style="width: 70px;">Start</th>
@@ -519,7 +518,7 @@ function calculateNextStartTimeForBlock($db, $date, $channel, $blockId) {
                                             <tbody data-block-id="<?= $block['id'] ?>" data-channel="<?= $channel ?>" data-date="<?= $selectedDate ?>">
                                                 <?php if (empty($blockTransmissions)): ?>
                                                     <tr>
-                                                        <td colspan="8" class="text-center text-muted py-3">
+                                                        <td colspan="7" class="text-center text-muted py-3">
                                                             <small>Nog geen uitzendingen in dit blok</small>
                                                         </td>
                                                     </tr>
@@ -536,9 +535,6 @@ function calculateNextStartTimeForBlock($db, $date, $channel, $blockId) {
                                                             <td>
                                                                 <div class="color-indicator" style="background-color: <?= htmlspecialchars($tx['color_code']) ?>;"></div>
                                                             </td>
-                                                            <td class="text-center">
-                                                                <small><strong><?= htmlspecialchars($tx['series_code'] ?? '-') ?></strong></small>
-                                                            </td>
                                                             <td>
                                                                 <strong><?= htmlspecialchars($tx['title']) ?></strong>
                                                             </td>
@@ -623,7 +619,7 @@ function calculateNextStartTimeForBlock($db, $date, $channel, $blockId) {
                                                     data-block-id="<?= $block['id'] ?>"
                                                     data-channel="<?= $channel ?>"
                                                     data-date="<?= $selectedDate ?>">
-                                                    <td colspan="8">
+                                                    <td colspan="7">
                                                         <form method="POST" class="row g-2 align-items-center">
                                                             <input type="hidden" name="date" value="<?= $selectedDate ?>">
                                                             <input type="hidden" name="channel" value="<?= $channel ?>">
@@ -634,7 +630,6 @@ function calculateNextStartTimeForBlock($db, $date, $channel, $blockId) {
                                                                     <option value="">+ Voeg infomercial toe...</option>
                                                                     <?php foreach ($infomercials as $c): ?>
                                                                         <option value="<?= $c['id'] ?>">
-                                                                            <?= htmlspecialchars($c['series_code'] ?? '') ?> -
                                                                             <?= htmlspecialchars($c['title']) ?>
                                                                             (<?= round(timeToSeconds($c['duration']) / 60) ?> min)
                                                                         </option>