Flat Design Email Message Add Confirmation Icon Animation

This animated clip presents a clean, flat design icon sequence, beginning with an outline of an envelope. A small blue circle featuring a white plus sign dynamically animates into view at the bottom right corner of the envelope, indicating an 'add' action. This plus sign then smoothly transforms into a vibrant green checkmark, symbolizing successful completion or confirmation. The entire icon, rendered with sharp lines and a simple color palette of blues and green on a white background, then swiftly disappears. This modern visual effect is ideal for enhancing user interface notifications, digital confirmations, and other interactive elements in presentations, web applications, or mobile app demonstrations, providing clear visual feedback in a minimalist style.