This is a web form with an animated CSS loader designed using pure CSS, and Bootstrap framework 4. The colors and sizes of the loader are predefined as $p: 6.25em, $r: 1.5em, $b: 20*$r, $d: 2*($b - $r), $c: /#490a3d, /*#bd1550,*/ #e97f02/*, $n: length($c), $q: 20%, and $t: 1s. The background of the form is given the styles of background color as #333, and filter as drop-shadow(2px 2px 5px rgba(#000, .5)). The body of the form is given the styles of display as grid, place-content as center, height as 100vh, and animation as fsx 4*$t steps(1) infinite. The loader switches its background color between #490a3d, and #e97f02. It is given an animation of fbg 2*$n*$t steps(1) -3*$t infinite, mov $t infinite alternate, and exp $t ease-in infinite alternate. When the mov becomes 100%, it is given a transform of translatey($r) rotate(.5turn). Source: https://codepen.io/thebabydino/pen/YzPoZyj

This is an airplane mode toggle switch with animations, designed using HTML, CSS, JavaScript, and Bootstrap framework 4. JavaScript functions have been used to implement the animations on the toggle switch. The toggle button is designed to display animations when switched to the fly mode. The icons and images are imported to the code with their URLs. The colors are predefined as --color-background-off: #4e4e4e, --color-off: #494949, --shadow-off: 0 1.2rem 1.5rem #4d4d4d, --color-background-on: #2f86d5, --color-on: #1AB1FD, and --shadow-on: 0 1.2rem 1.5rem #2c82cc. The body of the form is given the styles of align-items as center, and background as var(--color-background-off). The width and height for the switch are defined as 31.1rem, and 13.8rem, while the border-radius is set as 10rem. The cursor style for the switch is set as pointer to get the hand cursor effect. The background color of the form is set to #848484 when the switch is in airport mode. The background color changes to #78c7fe when the button is switched to sky mode. Source: https://codepen.io/KiarashZ/pen/dyPLpaP

This is an example of an animated photo gallery with hover effects, designed using HTML, CSS, and Bootstrap framework 4. The images are imported to the form with their URLs, whereas the media queries are used to increase the responsiveness of the form. The body of the form is given the styles of background as #222, font-family as "Fira Sans", sans-serif, and padding-right as 2rem. The image gallery is given a max-width of 1300px. The image wrapper is given the styles of justify-content as flex-end, background as #222, border-right as 2px solid #333, and position as relative. The image name is given the styles of text-transform as uppercase to automatically convert the text to uppercase, font-size as 40px, letter-spacing as 2px, and color as transparent. The first strip of images is given an animation of 60s move-it ease alternate infinite 5s, with a transforming effect of translateY(2%), whereas the second one is given 58s move-it-2 ease alternate infinite 5s with transform as translateY(-50%). The third one has an animation of 70s move-it ease alternate infinite 6s, with transform as translateY(2%), while the fourth one is given 65s move-it-2 ease alternate infinite 5.5s, with transform as translateY(-50%). The animation-play-state of the images become paused, in a hover event. Source: https://codepen.io/oliviale/pen/RwNOPvx

This is an example of a submission web form with animations, designed using HTML, CSS, JavaScript, and Bootstrap framework 4. The images are imported to the code with their URLs. JavaScript functions have been used to implement the animations on the submit button click. The colors are predefined as $o as #ffa440, $g as #01a500, $b as #6a88fe, and $elastic as cubic-bezier(0.175, 0.885, 0.32, 1.275). The body of the form is given the styles of display as grid, place-items as center, height as 100vh, font-family as 'Press Start 2P', overflow as hidden, and background as $b. The fireworks image is given height and width of 16px, and a transform style of scale(2), with an animation style of boom 0.5s steps(2, end) 1 forwards, fade 0s ease-in-out 1 forwards. The green color pipe is given a transition of 1.5s $elastic, and animation of grow2 0.5s ease-in-out 1 forwards, run2 1.5s ease-in 1 forwards. Source: https://codepen.io/cobra_winfrey/pen/OJVJJoj

This is an example of a web form with buttons with hover effects, designed using HTML, CSS, JavaScript and Bootstrap framework 4. The icons have been imported to the code with their URLs, whereas the media queries are used to increase the responsiveness of the form. JavaScript functions have been used to implement the hover effects on buttons. There are three buttons in the form named as Buttton, Playful Hover, and Simple. The colors are predefined as --color-hover: #2B3044, --background: #362A89, --hover-back: #6D58FF, --hover-front: #F6F8FF, --background: #275EFE, and --background-hover: #1749DB. The cursor style for the buttons is set as pointer to get the hand cursor effect. The form is given the styles of font-family as 'Inter UI', 'Inter', Arial, and background as #E1E6F9. The buttons are given the styles of border-radius as 20px, line-height as 24px, font-size as 14px, font-weight as 600, and letter-spacing as .02em. The first two buttons take a fill effect with the colors #6D58FF, and #F6F8FF, whereas the third one takes a transforming effect. Source: https://codepen.io/aaroniker/pen/OJPqPMR