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@supports(display: grid) {
    :root {
        --sidebar-width-on-desktop: calc((var(--base-font-size) * (14 / 15)) * 19);
        --body-width-on-desktop: 45.75rem;
    }
    @media only screen and (min-width: 769px) {
        #side-bar .close-menu {
            display: block;
            position: fixed;
            top: 0.5rem;
            left: 0.5rem;
            width: 3rem;
            height: 3rem;
            background: unset;
            opacity: 1;
            pointer-events: all;
            z-index: -1;
        }
 
        #side-bar .close-menu img {
            color: transparent;
        }
 
        #side-bar .close-menu::before,
        #side-bar .close-menu::after {
            content: "";
            box-sizing: border-box;
            position: fixed;
            display: block;
            top: 0.5rem;
            left: 0.5rem;
            width: 3rem;
            height: 3rem;
            padding: 0;
            margin: 0;
            text-align: center;
            pointer-events: all;
            cursor: pointer;
            transition:
                opacity var(--sidebar-transition-timing);
        }
 
        #side-bar .close-menu::before {
            --mask:url("data:image/svg+xml,%3C%3Fxml version='1.0' encoding='utf-8'%3F%3E%3Csvg xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' id='Hamburger' x='0' y='0' baseProfile='tiny' overflow='visible' version='1.2' viewBox='0 0 32 32' xml:space='preserve'%3E%3Cpath d='M4 10h24c1.1 0 2-.9 2-2s-.9-2-2-2H4c-1.1 0-2 .9-2 2s.9 2 2 2zm24 4H4c-1.1 0-2 .9-2 2s.9 2 2 2h24c1.1 0 2-.9 2-2s-.9-2-2-2zm0 8H4c-1.1 0-2 .9-2 2s.9 2 2 2h24c1.1 0 2-.9 2-2s-.9-2-2-2z'/%3E%3C/svg%3E");
            z-index: -1;
            background-color: var(--toggle-icon-color, rgb(var(--sidebar-links-text))) !important;
            -webkit-mask: var(--mask);
            mask: var(--mask);
            -webkit-mask-repeat: no-repeat;
            mask-repeat: no-repeat;
            -webkit-mask-position: 50% 50%;
            mask-position: 50% 50%;
            -webkit-mask-size: 60%;
            mask-size: 60%;
        }
 
        #side-bar .close-menu::after {
            z-index: -2;
            background-color: var(--toggle-button-bg, rgb(var(--sidebar-bg-color))) !important;
            border-radius: var(--toggle-roundness, 50%);
            border: var(--toggle-border-color, rgb(var(--sidebar-links-text))) var(--toggle-border-width, 0.25rem) solid;
        }
 
        #side-bar:focus-within .close-menu,
        #side-bar:not(:has(.close-menu:hover)):not(:focus-within):hover .close-menu {
            pointer-events: none;
        }
 
        #side-bar:focus-within .close-menu::before,
        #side-bar:focus-within .close-menu::after {
            opacity: 0;
            pointer-events: none;
        }
 
        #side-bar:not(:has(.close-menu:hover)):not(:focus-within):hover .close-menu::before,
        #side-bar:not(:has(.close-menu:hover)):not(:focus-within):hover .close-menu::after {
            opacity: 0;
            pointer-events: none;
        }
 
        #side-bar {
            display: block;
            position: fixed;
            top: 0;
            left: calc(var(--sidebar-width-on-desktop)*-1);
            z-index: 10;
            transition:
                left 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms;
            height: 100%;
            overflow-y: auto;
            overflow-x: hidden;
            margin-top: 0;
        }
 
        #side-bar:focus-within {
            left: 0;
        }
 
        #side-bar:not(:has(.close-menu:hover)):not(:focus-within):hover {
            left: 0;
        }
 
        #side-bar .side-block {
            margin-top: 1rem;
            background-color: rgb(0, 0, 0, 0);
            border-radius: 0;
            border-left-width: 0px;
            border-right-width: 0px;
        }
 
        #main-content::before {
            content: "";
            display: block;
            position: fixed;
            top: 0;
            right: 0;
            z-index: -1;
            opacity: 0;
            transition:
                opacity 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms,
                width 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms;
            margin-left: var(--sidebar-width-on-desktop);
            background: rgba(var(--swatch-menubg-black-color), .3) 1px 1px repeat;
            padding-right: 0;
            width: 100%;
            height: 100vh;
            pointer-events: none;
            z-index: 99;
        }
 
        #side-bar:focus-within ~ #main-content::before {
            width: calc(100% - var(--sidebar-width-on-desktop));
            opacity: 1;
            pointer-events: all;
        }
 
        #side-bar:not(:has(.close-menu:hover)):not(:focus-within):hover ~ #main-content::before {
            width: calc(100% - var(--sidebar-width-on-desktop));
            opacity: 1;
            pointer-events: all;
        }
 
        @supports (-moz-appearance:none) and (background-attachment:local) and (not (-moz-osx-font-smoothing:auto)) { #side-bar {
            padding: inherit;
        } }
 
        #content-wrap {
            display: flex;
            flex-direction: row;
            width: calc(100vw - (100vw - 100%));
            min-height: calc(100vh - calc(var(--final-header-height-on-desktop, 10.125rem)));
            flex-grow: 2;
            height: auto;
            position: relative;
            margin: 0 auto;
            max-width: inherit;
        }
 
        #main-content {
            width: 100%;
            position: initial;
            max-height: 100%;
            padding: 2rem 1rem;
            max-width: var(--body-width-on-desktop, 45.75rem);
            margin: 0 auto;
        }
 
        #page-content {
            max-width: min(90vw, var(--body-width-on-desktop, 45.75rem));
        }
 
        @supports (-webkit-hyphens:none) { 
            #side-bar {
                transition:
                    left 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms,
                    padding-right 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms,
                    background-color 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms;
                padding-right: 0;
                background-color: rgb(0, 0, 0, 0);
                pointer-events: all;
                overflow-x: visible;
                overflow-y: visible;
                z-index: 999;
            }
 
            #side-bar::-webkit-scrollbar {
                opacity: 0;
                -webkit-transition: opacity 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms;
                transition: opacity 500ms cubic-bezier(0.4, 0, 0.2, 1) 100ms;
            }
 
            #side-bar .close-menu::before {
                z-index: 999;
            }
 
            #side-bar .close-menu::after {
                z-index: 998;
            }
 
            #side-bar:hover .close-menu::before,
            #side-bar:hover .close-menu::after {
                opacity: 0;
            }
 
            #side-bar:hover {
                left: 0;
                background-color: rgba(var(--swatch-menubg-color), 1);
                padding-right: 0;
            }
 
            #side-bar:hover::-webkit-scrollbar {
                opacity: 1;
            }
 
            #side-bar:hover~#main-content::before {
                width: calc(100% - var(--sidebar-width-on-desktop));
                opacity: 1;
                pointer-events: all;
            }
        }
    }
}

Use SWANN Engine?

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Advice from someone whose username involves the quality of suspicion, Fortnite, imposter, and a troll face avatar is not to be trusted.

There will be no further communication.