ALT A cartoon Valentine's card features a cheerful, round, light blue bird with a white belly, brown beak and feet, and small white wings. The bird holds a brown bow and aims a red, heart-tipped arrow at a large, pixelated red heart on the left. Text at the top reads, \"My love for u is const (It is compiled at runtime and never changes).\" Below the heart on the left, \"to:\" and \"from:\" are written.

ALT A light blue cartoon bird with large black and teal eyes and a brown beak is shown on a light blue to yellow background, looking excited with blue zigzag lines and red hearts floating around it. Above the bird, the text \"Every time I see u...\" and the code `setState(() { heart.rate ; });` are written, with \"to:\" on the left and \"from:\" on the right below them, creating a humorous programmer's Valentine's message about an increased heartbeat.

ALT A cute, hand-drawn Valentine's graphic with a light blue background reads: \"Are u MainAxisAlignment.center? Cuz u are the center of my world....\" A small, round blue bird with big black-rimmed eyes stands on top of a cartoon Earth with blue oceans, green continents, and white clouds, holding a flag with a red heart, as two smaller red hearts float beside it. The bottom left has blank spaces labeled \"to:\" and \"from:\".

ALT A cute cartoon bird, colored light blue and blue with large dark eyes and a smiling brown beak, holds a large red heart. Dark blue lines radiate from the bird on a background that gradients from light blue at the top to light pink at the bottom. Above the bird, text reads: \"I just want to Wrap() my arms around you. children: <Widget>[ Me, You ]\". At the bottom, \"to:\" is on the left and \"from:\" is on the right, mimicking a card.