This is an example of a user timeline layout with the hide option, designed using JavaScript, HTML, CSS, and Bootstrap framework 4. The font style, user images, and icons have been imported to the code with 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 child elements of the sidebar, in an orderly manner. JavaScript methods have been used to implement the functionality of the 'Hide' icon and the tooltip messages. The body of the form is given a background color as #eee. The user title name is displayed with the styles of font color as #5a7391, font-size as 16px, and font-weight as 600. The user profile image is given a border-radius value of 50% to get the circle shape and also width and a height of 50%. The 'Follow' button is given a text-transform style as uppercase to automatically convert the text to uppercase. The View, Delete, and the Share buttons are given different background colors as #80d752, #39b3d7, and #d73814. Source: https://www.bootdey.com/snippets/view/User-wall-with-sidebar-show-hide#js

This is another example of an e-commerce product list with sidebar filters, designed using HTML, CSS, and Bootstrap framework 4. The product images 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 child elements of the navbar and the filters in an orderly manner. The filters are displayed using a font color as darkgray, which gets changed to darksalmon, in a hover event. The product card is given a height of 300px, and a width of 250px, whereas the product image, is given a height of 210px and a width of 250px. Media quarries have been used to increase the responsiveness of the form. The color types have been indicated with the colors of #e94545d7 as red, RGB(69, 129, 129) as teal, and #0000ff as blue. Source:https://bbbootstrap.com/snippets/bootstrap-ecommerce-product-list-sidebar-filters-45421504

This is another example of a user timeline layout with a hide option, designed using HTML, CSS, JavaScript, and Bootstrap framework 4. The images, icons, and font styles are imported to the code with URLs. JavaScript methods have been used to implement the functionality of the 'Hide' icon and the tooltips. 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 child elements of the sidebar, in an orderly manner. The body of the form is given a background color as #eee. The user profile pic has a border-radius value of 50% to get the circle shape and a width and a height of 50%. The user title name is displayed with the styles of font color as #5a7391, font-size as 16px, and font-weight as 600. The 'Follow' button is given a text-transform style as uppercase to automatically convert the text to uppercase. The View, Delete, and a Share button is given different background colors as #80d752, #39b3d7, and #d73814, and given a tooltip feature to be activated on hover. Source: https://www.bootdey.com/snippets/view/User-wall-with-sidebar-show-hide#js

This is an example of a collapsible Toggle sidebar layout with a navbar, designed using Html, CSS, JavaScript, and Bootstrap framework 4. JavaScript methods have been used to implement the functionality of the toggle bar. The font style is imported to the code with its URL. 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 child elements of the toggle bar and navbar, in an orderly manner. The body of the form is given the styles of font-family as 'Poppins', sans-serif, and background color as #fafafa. The content section is displayed using the styles of font-size as 1.1em, font-weight as 300, line-height as 1.7em, and font color as #999. The child elements of the navbar are displayed using a font-size of 15px. The navbar is given a box-shadow style of 1px 1px 3px rgba(0, 0, 0, 0.1). The toggle bar is given a background color of #005086, and a font color of #fff, which changes its background color to #318fb5, on hover. Source: https://bbbootstrap.com/snippets/bootstrap-collapsible-sidebar-navbar-74494348

This is an example of a coupon code template, designed using HTML, CSS, and Bootstrap framework 4. The background image is imported to the code using its URL. 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 services, in an orderly manner. The coupon is given an overall style set of border as 3px dashed #bcbcbc, border-radius as 10px, font-family as "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif, and font-weight as 300. The coupon title image is displayed with the styles of font-size as 30px, height as 30px, and margin-top as 5px. The coupon price is displayed with the styles of font-size as 40px, font-weight as 700, and font color as #FF0000. The disclosure section has the styles of padding-top as 15px, font-size as 11px, font color as #bcbcbc, and text-align as center. The coupon code is displayed using the font color as #333333, and a font-size of 11px. Source: https://bbbootstrap.com/snippets/coupon-code-template-sidebar-53018244

This is an example of a navigation sidebar with icons and badges, designed using CSS, HTML, and Bootstrap framework 4. The body of the form is given a style set of font-family: Roboto, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji", font-size as .8125rem, font-weight as 400, line-height as 1.5385, font color as #333, text-align as left, and background-color as #eee. The information card has the styles of display as flex, word-wrap as break-word to allow breaking and wrapping long words onto the next line, background-color as #fff, border as 1px solid rgba(0, 0, 0, .125), and border-radius as .1875rem. The 'Ask Question' bar is given the styles of background-color as #007bff, font color as #fff, and border-radius as 1px. The badge is given the styles of font-size as 75%, font-weight as 500, line-height as 1, text-align as center, and border-radius as .125rem. The navigation items turn their background color to #f5f5f5, in a hover event. Source: https://bbbootstrap.com/snippets/bootstrap-navigation-sidebar-font-awesome-icons-and-badges-32247422