This is an example of a rating slider with smiley animations, designed using HTML, CSS, JavaScript and Bootstrap framework 4. The icons are imported to the code with their URLs. The concept of Lists has been used with UL and LI components. UL element has been used with the child elements of LI to display the icons in an orderly manner. The slider is given five types of reactions which are awful, bad, okay, good, and grat. JavaScript functions have been used to implement the reaction animations on smileys by giving different styles to a different section of smileys such as mouth and eyes. The body of the form is given a style set of min-height as 100vh, display as flex, font-family as 'Inter UI', 'Inter', Arial, justify-content as center, align-items as center, and background as #ECEFFC. The text is given the styles of font-weight as 500, and font-size as 18px. The colors are predefined and assigned according to the reaction smileys. Source: https://codepen.io/aaroniker/pen/oNgPXav
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

CSS Loader

4.3.1
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