Here's a complete responsive code for a currency converter tool using HTML, CSS, and JavaScript. This code fetches currency exchange rates from the exchangerate-api.com API and allows users to convert between different currencies. It includes colorful styling and supports all currencies provided by the API. ```html

Currency Converter

From:

To:

Amount:

``` This code fetches currency exchange rates from the exchangerate-api.com API using JavaScript's `fetch` API. It populates the "From" and "To" dropdowns with currency options obtained from the API response. When the user clicks the "Convert" button, it calculates the converted amount and displays it in the result section. The styling is done using CSS to make the tool visually appealing and responsive.