Update nutri_call.html

nutri_call.html

@@ -131,6 +131,26 @@
     padding: 0 10px;
 }
 
+.input-group {
+    display: flex;
+    gap: 10px;
+    align-items: center;
+}
+
+#liters-input {
+    padding: 8px 12px;
+    border: 1px solid #2e8b57;
+    border-radius: 5px;
+    font-size: 16px;
+    width: 100px;
+}
+
+#liters-input:focus {
+    outline: none;
+    border-color: #3cb371;
+    box-shadow: 0 0 3px #2e8b57;
+}
+
 #calculate-btn {
     background-color: #2e8b57;
     color: white;
@@ -139,7 +159,6 @@
     font-size: 16px;
     border-radius: 5px;
     cursor: pointer;
-    margin-top: 10px;
     transition: background-color 0.3s;
     width: 120px;
 }
@@ -150,9 +169,6 @@
 
 
 
-
-
-
   
 </style>
 </head>
@@ -303,10 +319,13 @@
 </fieldset>
 
   
- <fieldset class="calculation-box">
+<fieldset class="calculation-box">
     <legend>Расчёт удобрений</legend>
-    <button id="calculate-btn">Запуск</button>
-</fieldset> 
+    <div class="input-group">
+        <input type="number" id="liters-input" placeholder="Литры" min="1">
+        <button id="calculate-btn">Рассчитать</button>
+    </div>
+</fieldset>
 
 
 <script>