The Melody Mixer tool allows users to mix and experiment with multiple melodies by adding different notes and adjusting their durations. It gives the option to play the mixed melody and download it as a MIDI file for further use. The tool features a sleek, colorful, and interactive design with a fully functional PDF download button to track and save the mixed melody composition.

Explanation:

• Melody Mixing: Users can add multiple notes, each with a specified duration. The tool allows the combination of different notes, creating a mixed melody sequence.
• Play Mixed Melody: Once the user adds several notes, they can play the mixed melody by clicking the “Play Mixed Melody” button. The melody plays in sequence with the correct timing for each note using the Tone.js library.
• PDF Download: After the mixed melody is played, the user can download the melody composition in a PDF, which includes a list of all the notes and their durations.
• Stylish Design: The tool is designed with a modern and colorful interface. The buttons are interactive, and the design is clean and easy to use. The PDF download option appears once the melody is played, providing the user with a tangible record of their creation.