diff --git a/public_html/assets/css/main.css b/public_html/assets/css/main.css
index 50a3d03..d8d5f36 100644
--- a/public_html/assets/css/main.css
+++ b/public_html/assets/css/main.css
@@ -1806,44 +1806,4 @@ table.table-search-report .tb-list th {
   justify-content: center;
   align-items: center;
   z-index: 999;
-}
-
-/* Input > Sludge */
-.number-input {
-  display: flex;
-  align-items: center;
-  gap: 5px;
-}
-
-.number-input input {
-  width: 100%;
-  text-align: center;
-}
-
-.number-input button {
-  padding: 5px 10px;
-  cursor: pointer;
-}
-
-/* 기본 화살표 제거 */
-.d_sludge::-webkit-inner-spin-button,
-.d_sludge::-webkit-outer-spin-button {
-  -webkit-appearance: none;
-  margin: 0;
-}
-.d_sludge {
-  -moz-appearance: textfield;
-}
-
-.left, .right {
-  background: none;
-  border: none;
-  color: #77B469;
-  font-weight: bold;
-  cursor: pointer;
-  padding: 0;
-  margin: 0;
-  appearance: none;
-  box-shadow: none;
-  outline: none;
-}
+}
\ No newline at end of file
diff --git a/public_html/assets/css/mapMAPCSS.css b/public_html/assets/css/mapMAPCSS.css
index 05a509a..3d85ddb 100644
--- a/public_html/assets/css/mapMAPCSS.css
+++ b/public_html/assets/css/mapMAPCSS.css
@@ -725,4 +725,44 @@ position: fixed;
 bottom: 0px;
 width: 100%;
 z-index: 34;
-}
\ No newline at end of file
+}
+
+/* Map > Input > Sludge */
+.number-input {
+  display: flex;
+  align-items: center;
+  gap: 5px;
+}
+
+.number-input input {
+  width: 100%;
+  text-align: center;
+}
+
+.number-input button {
+  padding: 5px 10px;
+  cursor: pointer;
+}
+
+/* 기본 화살표 제거 */
+.d_sludge::-webkit-inner-spin-button,
+.d_sludge::-webkit-outer-spin-button {
+  -webkit-appearance: none;
+  margin: 0;
+}
+.d_sludge {
+  -moz-appearance: textfield;
+}
+
+.left, .right {
+  background: none;
+  border: none;
+  color: #77B469;
+  font-weight: bold;
+  cursor: pointer;
+  padding: 0;
+  margin: 0;
+  appearance: none;
+  box-shadow: none;
+  outline: none;
+}
diff --git a/public_html/doc/customer_detail.php b/public_html/doc/customer_detail.php
index c269616..1a948d5 100644
--- a/public_html/doc/customer_detail.php
+++ b/public_html/doc/customer_detail.php
@@ -1820,22 +1820,17 @@ $(document).ready(function(){
             <tr>
               <td class="td-title-info">Oil Quantity</td>
               <td class="td-text-info">
-                <input type="number" id="d_quantity" name="d_quantity" placeholder="500" value="<?=$d_quantity?>" required='required' minlength="1" maxlength="10">
+                <input type="text" id="d_quantity" name="d_quantity" placeholder="500" value="<?=$d_quantity?>" required='required' minlength="1" maxlength="10">
               </td>
             </tr>
 
             <tr>
-                  <td class="td-title-info">Sludge (%)</td>
-                  <td class="td-text-info">
+              <td class="td-title-info">Sludge</td>
+              <td class="td-text-info">
+                <input type="text" id="d_sludge" name="d_sludge" value="<?=$d_sludge?>" placeholder="50">
+              </td>
+            </tr>
 
-                    <div class="number-input">
-                      <button class="left" type="button">▼</button>
-                        <input type="number" id="d_sludge" name="d_sludge" class="d_sludge" value="<?=$d_sludge?>" placeholder="50" min="0" max="100">
-                      <button class="right" type="button">▲</button>
-                    </div>
-                    
-                  </td>
-                </tr>
 <? if ($d_paymenttype =="CA") { ?>
             <tr>
               <td class="td-title-info">Cash</td>
@@ -2005,26 +2000,3 @@ $(document).ready(function(){
         $("#signature64").val('');
     });
 </script>
-
-<script>
-document.addEventListener('DOMContentLoaded', () => {
-  document.querySelectorAll('.number-input').forEach(container => {
-    const input = container.querySelector('.d_sludge');
-    const leftBtn = container.querySelector('.left');
-    const rightBtn = container.querySelector('.right');
-    const step = 5;
-
-    leftBtn.addEventListener('click', () => {
-      const min = input.min ? parseInt(input.min) : -Infinity;
-      let value = parseInt(input.value || 0);
-      if (value - step >= min) input.value = value - step;
-    });
-
-    rightBtn.addEventListener('click', () => {
-      const max = input.max ? parseInt(input.max) : Infinity;
-      let value = parseInt(input.value || 0);
-      if (value + step <= max) input.value = value + step;
-    });
-  });
-});
-</script>
\ No newline at end of file
diff --git a/public_html/lib/order_lib.php b/public_html/lib/order_lib.php
index 6fe1f3b..f5e6dd9 100644
--- a/public_html/lib/order_lib.php
+++ b/public_html/lib/order_lib.php
@@ -376,13 +376,9 @@ $(document).ready(function(){
             </tr>
 
             <tr>
-              <td class="td-title-info">Sludge (%)</td>
+              <td class="td-title-info">Sludge</td>
               <td class="td-text-info">
-				<div class="number-input">
-					<button class="left" type="button">▼</button>
-						<input type="number" class="d_sludge" id="d_sludge" name="d_sludge" value="<?=$rt_sludge['c_sludge']?>" placeholder="50" min="0" max="100">
-					<button class="right" type="button">▲</button>
-				</div>
+                <input type="text" id="d_sludge" name="d_sludge" value="<?=$rt_sludge['c_sludge']?>" placeholder="50">
               </td>
             </tr>
 
@@ -471,26 +467,4 @@ $(document).ready(function(){
         </div>     	
       </div>
   </div>
-</div>
-
-
-<script>
-document.querySelectorAll('.number-input').forEach(container => {
-	const input = container.querySelector('.d_sludge');
-	const leftBtn = container.querySelector('.left');
-	const rightBtn = container.querySelector('.right');
-	const step = 5;
-
-	leftBtn.addEventListener('click', () => {
-		const min = input.min ? parseInt(input.min) : -Infinity;
-		let value = parseInt(input.value || 0);
-		if (value - step >= min) input.value = value - step;
-	});
-
-	rightBtn.addEventListener('click', () => {
-		const max = input.max ? parseInt(input.max) : Infinity;
-		let value = parseInt(input.value || 0);
-		if (value + step <= max) input.value = value + step;
-	});
-});
-</script>
\ No newline at end of file
+</div>
\ No newline at end of file