Place the following into Vencord's QuickCSS:
@import url('https://abbie.github.io/discord-css/import.css');
:root {
/* --------------------------------------- */
/* configure changes this stylesheet makes */
/* set ones you don't want active to false */
/* --------------------------------------- */
--\\--compact-title-bar: true;
--\\--compact-input-box: true;
--\\--compact-context-menu: true;
--\\--compact-user-area: true;
--\\--compact-channel-categories: true;
--\\--compact-server-list: true;
--\\--hide-nameplates: true;
--\\--hide-guild-tags: true;
--\\--hide-profile-effects: true;
--\\--hide-avatar-decorations: false;
--\\--hide-gradient-glow-usernames: true;
--\\--hide-server-boost-goal: true;
--\\--hide-server-activity: true;
--\\--hide-user-activity: true;
--\\--hide-context-menu-quick-reactions: true;
--\\--hide-hover-quick-reactions: false;
--\\--hide-image-edit-button: true;
--\\--hide-gif-button: false;
--\\--hide-sticker-button: false;
--\\--hide-emoji-button: false;
--\\--hide-apps-button: true;
--\\--hide-gift-button: true;
--\\--hide-help-button: false;
--\\--hide-shop-button: false;
--\\--hide-nitro-button: true;
--\\--hide-active-now: true;
--\\--hide-nitro-upsells: true;
--\\--hide-vencord-desktop-platform-indicator: true;
--\\--hide-cluttery-badges: false;
/* ^ hides quest, hypesquad, active dev, and discriminator badges */
--\\--darker-scrollbar: true;
--\\--darker-hovered-message: true;
--\\--prevent-sidebar-resizing: false;
--\\--fix-minor-icon-misalignments: true;
}