#newline_to_comma_converter textarea {
            width: calc(100% - 22px); /* Adjusted to account for padding and border */
            height: 150px;
            margin-bottom: 15px;
            padding: 10px;
            font-size: 14px;
            border: 1px solid #ddd;
            border-radius: 4px;
            resize: none;
            box-sizing: border-box; /* Ensures padding and border are included in width */
        }
        #newline_to_comma_converter button {
            background-color: #007bff;
            color: #fff;
            border: none;
            padding: 10px 15px;
            font-size: 14px;
            border-radius: 4px;
            cursor: pointer;
        }
        #newline_to_comma_converter button:hover {
            background-color: #0056b3;
        }