CSS tweaks/fixes for non-rounded YouTube design by magma_craft

/* ==UserStyle==
@name           CSS tweaks/fixes for non-rounded YouTube design
@version        2024.08.26
@namespace      userstyles.world/user/magma_craft
@description    This style removes all the rounded corners if you are using the non-rounded layout script installed.
@author         magma_craft
@license        CC Zero
@var            checkbox  modifiedWatchUI "Force modified Watch UI (Q3 2022 style)" 0
@var            checkbox  YOIRfixes       "Fixes for the Old Icons Restorer script" 0
==/UserStyle== */

@-moz-document domain("youtube.com") {

/* Revert old background color and buttons */
html[dark] { --yt-spec-general-background-a: #181818 !important; --yt-spec-general-background-b: #0f0f0f !important; --yt-spec-brand-background-primary: rgba(33, 33, 33, 0.98) !important; --yt-spec-10-percent-layer: rgba(255, 255, 255, 0.1) !important }
html:not([dark]) { --yt-spec-general-background-a: #f9f9f9 !important; --yt-spec-general-background-b: #f1f1f1 !important; --yt-spec-brand-background-primary: rgba(255, 255, 255, 0.98) !important; --yt-spec-10-percent-layer: rgba(0, 0, 0, 0.1) !important }
ytd-masthead { background: var(--yt-spec-brand-background-solid) !important }
ytd-app { background: var(--yt-spec-general-background-a) !important }
ytd-browse[page-subtype="channels"] { background: var(--yt-spec-general-background-b) !important }
ytd-c4-tabbed-header-renderer { --yt-lightsource-section1-color: var(--yt-spec-general-background-a) !important }
#page-header.ytd-tabbed-page-header, #tabs-inner-container.ytd-tabbed-page-header { background: var(--yt-spec-general-background-a) !important }
#tabs-divider.ytd-c4-tabbed-header-renderer, #tabs-divider.ytd-tabbed-page-header { border-bottom: 0 !important }
ytd-mini-guide-renderer, ytd-mini-guide-entry-renderer { background-color: var(--yt-spec-brand-background-solid) !important }
#cinematics.ytd-watch-flexy { display: none !important }
#header.ytd-rich-grid-renderer { width: 100% !important }
[page-subtype="home"] #chips-wrapper.ytd-feed-filter-chip-bar-renderer { background-color: var(--yt-spec-brand-background-primary) !important; border-top: 1px solid var(--yt-spec-10-percent-layer) !important; border-bottom: 1px solid var(--yt-spec-10-percent-layer) !important }
ytd-feed-filter-chip-bar-renderer[is-dark-theme] #left-arrow.ytd-feed-filter-chip-bar-renderer::after { background: linear-gradient(to right, var(--yt-spec-brand-background-primary) 20%, rgba(33, 33, 33, 0) 80%) !important }
ytd-feed-filter-chip-bar-renderer[is-dark-theme] #right-arrow.ytd-feed-filter-chip-bar-renderer::before { background: linear-gradient(to left, var(--yt-spec-brand-background-primary) 20%, rgba(33, 33, 33, 0) 80%) !important }
ytd-feed-filter-chip-bar-renderer #left-arrow-button.ytd-feed-filter-chip-bar-renderer, ytd-feed-filter-chip-bar-renderer #right-arrow-button.ytd-feed-filter-chip-bar-renderer { background-color: var(--yt-spec-brand-background-primary) !important }
yt-chip-cloud-renderer[is-dark-theme] #right-arrow.yt-chip-cloud-renderer::before { background: linear-gradient(to left, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(24, 24, 24, 0) 90%) !important }
yt-chip-cloud-renderer #left-arrow-button.yt-chip-cloud-renderer, yt-chip-cloud-renderer #right-arrow-button.yt-chip-cloud-renderer { background: var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) !important }
yt-chip-cloud-renderer[is-dark-theme] #left-arrow.yt-chip-cloud-renderer::after { background: linear-gradient(to right, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(24, 24, 24, 0) 90%) !important }
yt-chip-cloud-renderer #left-arrow.yt-chip-cloud-renderer::after { background: linear-gradient(to right, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(249, 249, 249, 0) 90%) !important }
yt-chip-cloud-renderer #right-arrow.yt-chip-cloud-renderer::before { background: linear-gradient(to left, var(--ytd-chip-cloud-background, var(--yt-spec-general-background-a)) 10%, rgba(249, 249, 249, 0) 90%) !important }
ytd-feed-filter-chip-bar-renderer[component-style="FEED_FILTER_CHIP_BAR_STYLE_TYPE_HASHTAG_LANDING_PAGE"] #chips-wrapper.ytd-feed-filter-chip-bar-renderer, ytd-feed-filter-chip-bar-renderer[component-style="FEED_FILTER_CHIP_BAR_STYLE_TYPE_CHANNEL_PAGE_GRID"] #chips-wrapper.ytd-feed-filter-chip-bar-renderer { background-color: var(--yt-spec-general-background-b) !important }
yt-chip-cloud-chip-renderer { height: 32px !important; border: 1px solid var(--yt-spec-10-percent-layer) !important; border-radius: 16px !important; box-sizing: border-box !important }
/* Remove rounded corners on buttons and boxes */
#container.ytd-searchbox { background-color: var(--ytd-searchbox-background) !important; border-radius: 2px 0 0 2px !important; box-shadow: inset 0 1px 2px var(--ytd-searchbox-legacy-border-shadow-color) !important; color: var(--ytd-searchbox-text-color) !important; padding: 2px 6px !important }
ytd-searchbox[desktop-searchbar-style="rounded_corner_dark_btn"] #searchbox-button.ytd-searchbox { display: none !important }
ytd-searchbox[desktop-searchbar-style="rounded_corner_light_btn"] #searchbox-button.ytd-searchbox { display: none !important }
#search[has-focus] #search-input { margin-left: 32px !important }
#search-icon-legacy.ytd-searchbox { display: block !important; border-radius: 0 2px 2px 0 !important }
.sbsb_a { border-radius: 2px !important }
.sbsb_c { padding-left: 10px !important }
div.sbqs_c::before { margin-right: 10px !important }
ytd-searchbox[has-focus] #search-icon.ytd-searchbox { padding-left: 10px !important; padding-right: 10px !important }
#voice-search-button.ytd-masthead { background-color: var(--yt-spec-general-background-a) !important; margin-left: 4px !important }
#guide-content.ytd-app { background: var(--yt-spec-brand-background-solid) !important }
yt-interaction.ytd-guide-entry-renderer, ytd-guide-entry-renderer, ytd-guide-entry-renderer[guide-refresh], ytd-mini-guide-entry-renderer, ytd-guide-entry-renderer[active], .style-scope.ytd-guide-entry-renderer:hover, tp-yt-paper-item.style-scope.ytd-guide-entry-renderer { border-radius: 0 !important }
ytd-guide-entry-renderer[guide-refresh] { width: 100% !important }
ytd-mini-guide-renderer[guide-refresh] { padding: 0 !important }
a#endpoint.yt-simple-endpoint.style-scope.ytd-mini-guide-entry-renderer { margin: 0 !important }
tp-yt-paper-item.ytd-guide-entry-renderer { --paper-item-focused-before-border-radius: 0 !important }
ytd-guide-section-renderer.style-scope.ytd-guide-renderer { padding-left: 0 !important }
tp-yt-paper-item.style-scope.ytd-guide-entry-renderer { padding-left: 24px !important }
#guide-section-title.ytd-guide-section-renderer { color: var(--yt-spec-text-secondary) !important; padding: 8px 24px !important; font-size: var(--ytd-tab-system-font-size) !important; font-weight: var(--ytd-tab-system-font-weight) !important; letter-spacing: var(--ytd-tab-system-letter-spacing) !important; text-transform: var(--ytd-tab-system-text-transform) !important }
.style-scope.ytd-rich-item-renderer { border-radius: 2px !important }
.style-scope.ytd-item-section-renderer { border-radius: 0 !important }
#tooltip.tp-yt-paper-tooltip { border-radius: 2px !important }
div.style-scope.yt-tooltip-renderer { border-radius: 0 !important }
.style-scope.ytd-topic-link-renderer { border-radius: 2px !important }
.style-scope.yt-formatted-string, .bold.style-scope.yt-formatted-string { font-family: Roboto !important }
#bar { border-radius: 2px !important }
ytd-multi-page-menu-renderer { border-radius: 0 !important; border: 1px solid var(--yt-spec-10-percent-layer) !important; border-top: none !important; box-shadow: none !important }
yt-dropdown-menu { --paper-menu-button-content-border-radius: 2px !important }
ytd-menu-popup-renderer { border-radius: 2px !important }
.style-scope.ytd-shared-post-renderer, div#repost-context.style-scope.ytd-shared-post-renderer, ytd-post-renderer.style-scope.ytd-shared-post-renderer { border-radius: 0 !important }
div#dismissed.style-scope.ytd-compact-video-renderer { border-radius: 0 !important }
.style-scope.ytd-feed-nudge-renderer, .style-scope.ytd-inline-survey-renderer { border-radius: 2px !important }
.style-scope.ytd-brand-video-shelf-renderer, div#dismissible.style-scope.ytd-brand-video-singleton-renderer, #inline-survey-compact-video-renderer { border-radius: 0 !important }
tp-yt-paper-button#button.style-scope.ytd-button-renderer.style-inactive-outline.size-default { border-radius: 2px !important }
div#dismissed.style-scope.ytd-rich-grid-media { border-radius: 0 !important }
ytd-thumbnail[size="large"] a.ytd-thumbnail, ytd-thumbnail[size="large"]::before, ytd-thumbnail[size="medium"] a.ytd-thumbnail, ytd-thumbnail[size="medium"]::before { border-radius: 0 !important }
ytd-playlist-thumbnail[size="medium"] a.ytd-playlist-thumbnail, ytd-playlist-thumbnail[size="medium"]::before, ytd-playlist-thumbnail[size="large"] a.ytd-playlist-thumbnail, ytd-playlist-thumbnail[size="large"]::before { border-radius: 0 !important }
ytd-playlist-panel-renderer[modern-panels]:not([within-miniplayer]) #container.ytd-playlist-panel-renderer { border-radius: 0 !important }
ytd-thumbnail-overlay-toggle-button-renderer.style-scope.ytd-thumbnail { border-radius: 2px !important }
#title.ytd-settings-sidebar-renderer { font-family: Roboto !important; font-weight: 500 !important; font-size: 1.6rem !important; text-transform: uppercase !important }
ytd-compact-link-renderer.ytd-settings-sidebar-renderer { margin: 0 !important; border-radius: 0 !important }
ytd-compact-link-renderer[compact-link-style=compact-link-style-type-settings-sidebar][active] { border-radius: 0 !important }
tp-yt-paper-item.style-scope.ytd-compact-link-renderer::before { border-radius: 0 !important }
ytd-compact-link-renderer[compact-link-style=compact-link-style-type...