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HTML

              
                <div class="container">
  <megadrive-console></megadrive-console>
</div>

<div class="created">
  <span>Created by</span>
  <a href="https://manz.dev/"><h2>Manz.dev</h2></a>
  <p>on <a href="https://twitch.tv/ManzDev">Twitch</a> / <a href="https://youtu.be/3J1fEXK8w8Q">Youtube</a></p>
</div>
              
            
!

CSS

              
                @use postcss-nested;
@font-face {
  font-family: "NiseMegadriveEU";
  src:
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-megadrive-eu.woff2") format("woff2"),
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-megadrive-eu.woff") format("woff"),
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-megadrive-eu.ttf") format("truetype");
}

@font-face {
  font-family: "NiseSegaNet";
  src:
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-sega-net.woff2") format("woff2"),
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-sega-net.woff") format("woff"),
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-sega-net.ttf") format("truetype");
}

@font-face {
  font-family: "NiseSega";
  src:
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-sega.woff2") format("woff2"),
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-sega.woff") format("woff"),
    url("https://manzdev.github.io/twitch-megadrive-genesis/fonts/nise-sega.ttf") format("truetype");
}

html, body {
  height: 100%;
  overflow: hidden;
}

body {
  background: #333366;
  background: #000;
  background-image:
    radial-gradient(ellipse, #0000 20%, #0004 40%, #000 65%),
    repeating-linear-gradient(to bottom, transparent 0 75px, #555 75px 76px),
    repeating-linear-gradient(to right, transparent 0 75px, #555 75px 76px),
    radial-gradient(ellipse 500px 600px at 50% 60%, #143071, transparent),
    radial-gradient(circle 300px at 40% 40%, #8e1765, transparent);

  animation: move 2.5s linear infinite;
}

@keyframes move {
  0% {
    background-position: 0 0;
  }

  100% {
    background-position: 0 0, -75px -75px, -75px -75px, 0 0, 0 0;
  }
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 3em;
}

.created {
  background: 
    url(https://assets.codepen.io/154065/internal/avatars/users/default.png),
    linear-gradient(to bottom, #884ced, #ec1cce);
  background-size: 75px 75px, cover;
  background-repeat: no-repeat;
  position: absolute;
  top: 0;
  right: 0;
  width: 250px;
  height: 75px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-left: 2em;
  
  & span,
  & h2,
  & p,
  & a {
    font-family: Montserrat;
    margin: 0;
  }
  
  & a,
  & p,
  & span {
    color: #fff;    
  }
  
  & h2 {
    font-weight: 700;
    transform: translate(0, -4px);    
  }
  
  & a {
    text-decoration-color: rgba(255,255,255,0.4);
  }
  
  & a:hover {
    color: #e6e82a;
  }
}
              
            
!

JS

              
                class MegadriveConsole extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {
        --width: 625px;
        --height: 475px;
      }

      .container {
        width: var(--width);
        height: var(--height);
        position: relative;
      }

      mega-drive,
      ventilation-grill {
        position: absolute;
      }

      ventilation-grill {
        transform: translate(10px, 47px);
      }

      ventilation-grill {
        z-index: 5;
      }
    `;
  }

  connectedCallback() {
    this.render();
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${MegadriveConsole.styles}</style>
    <div class="container">
      <mega-drive></mega-drive>
      <ventilation-grill></ventilation-grill>
    </div>`;
  }
}

customElements.define("megadrive-console", MegadriveConsole);

class MegaDrive extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {
        --megadrive-shape: polygon(
          0 8%, 6% 0, 94% 0, 100% 8%,
          100% 97%, 97% 100%, 2.5% 100%, 0 97%,
          0 60%, 18% 60%, 18% 10%, 0 10%
        );
      }

      .megadrive-console {
        width: var(--width);
        height: var(--height);
        background: #333333;
        background-image:
          linear-gradient(to bottom, #0006 0%, transparent 20%),
          linear-gradient(to right, transparent 93.5%, #0005 94%),
          linear-gradient(to left, transparent 93.5%, #0005 94%);
        clip-path: var(--megadrive-shape);

        display: flex;
        justify-content: flex-end;
      }

      mega-core {
        transform: translate(-60px, 0);
        z-index: 5;
      }

      mega-base {
        position: absolute;
        bottom: 0;
      }
    `;
  }

  connectedCallback() {
    this.render();
    this.addEventListener("POWER", (ev) => {
      this.shadowRoot.querySelector("mega-core").setLED(ev.detail);
    });
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${MegaDrive.styles}</style>
    <div class="megadrive-console">
      <mega-core></mega-core>
      <mega-base></mega-base>
    </div>`;
  }
}

customElements.define("mega-drive", MegaDrive);

class MegaCore extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {
        --width: 380px;
        --height: 380px;
        --version: #882a54;
      }

      .core {
        width: var(--width);
        height: var(--height);
        border: 3px solid #4d4d4d;
        border-radius: 50%;
        background: radial-gradient(circle, #333 59%, #1f1f1f 60%);

        display: flex;
        flex-direction: column;
        justify-content: space-evenly;
        align-items: center;

        overflow: hidden;
        position: relative;

        box-shadow: 0 10px 0 0px #1a1a1a;
      }

      .slot {
        width: 280px;
        height: 40px;
        background-color: #1a1a1a;
        border-top: 6px solid #111;
        border-radius: 25px;
        transform: translate(0, 100px);
        position: relative;

        display: flex;
        align-items: center;
        box-shadow:
          15px 0px 0 0 #111 inset,
          -15px 0px 0 0 #111 inset;
        background-image: linear-gradient(to bottom, #0000 0% 44%, #000 50%, #0000 56%);
        position: relative;
      }

      .slot::before,
      .slot::after {
        content: "";
        display: inline-block;
        background: #111;
        width: 22px;
        height: 10px;
        transform: translate(12px, -16px);
      }

      .slot::after {
        position: absolute;
        right: 25px;
      }

      .square {
        width: 132px;
        height: 120px;
        background: #1f1f1f;
        border-top: 3px solid #111;
        border-radius: 5px 5px 0 0;
        margin-top: 125px;
      }

      .square .border {
        width: var(--width);
        height: var(--height);
        border: 4px solid #4d4d4d;
        border-radius: 50%;
        background: radial-gradient(circle, transparent 59%, #ebebeb 60%);
        position: absolute;
        top: 0;
        left: 0;
        clip-path: polygon(32% 50%, 66% 50%, 66% 100%, 32% 100%);
      }

      .bit-text-container {
        display: flex;
        justify-content: center;
        align-items: flex-end;
        height: 70px;
      }

      .bit-text {
        font-family: "NiseSegaNet";
        font-weight: bold;
        font-size: 1.1rem;
        color: #fff;
        transform: translateY(6px);
        background: linear-gradient(to bottom, #fff, #eacc73 50%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
      }

      .indicator-container {
        width: 100px;
        font-family: Arial;
        font-size: 0.55rem;
        display: flex;
        position: absolute;
        bottom: 10px;
        transform: translate(25px, 0);
      }

      .indicator-container > .text {
        padding: 0 5px;
      }

      .power.text {
        transform: rotate(5deg);
      }

      .on.text {
        transform: rotate(-8deg) translateY(-2px);
      }

      .indicator-container .led {
        width: 10px;
        height: 10px;
        border: 0;
        border-radius: 50%;
        background: #180202;
        transition: background 0.5s, box-shadow 0.5s;
      }

      .led.on {
        background: #ff0000;
        box-shadow: 0 0 2px 1px #eb4d4d;
      }
    `;
  }

  connectedCallback() {
    this.render();
  }

  setLED(state) {
    const led = this.shadowRoot.querySelector(".led");
    if (state) { led.classList.add("on"); } else { led.classList.remove("on"); }
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${MegaCore.styles}</style>
    <div class="core">
      <div class="slot"></div>
      <div class="square">
        <div class="bit-text-container">
          <div class="bit-text">16-BIT</div>
        </div>
        <div class="border"></div>
        <div class="indicator-container">
            <div class="power text">POWER</div>
            <div class="led"></div>
            <div class="on text">— ON</div>
          </div>
      </div>
    </div>`;
  }
}

customElements.define("mega-core", MegaCore);


class MegaBase extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {
      }

      .container {
        width: var(--width);
        height: 160px;

        display: flex;
        justify-content: center;
      }

      .base {
        width: calc(var(--width) - 40px);
        height: 100%;
        background: #333333;
        background-image: linear-gradient(to bottom, #1a1a1a 10px, transparent 10px);
        clip-path: polygon(0 6%, 3% 0, 97% 0, 100% 6%, 100% 100%, 0 100%);
      }

      .brand {
        position: absolute;
        bottom: 15px;
        right: 32px;
        display: flex;
        align-items: flex-end;
      }

      .brand .product {
        font-family: "NiseMegaDriveEU";
        font-size: 0.61rem;
        color: #fff;
        padding-right: 1em;
        text-shadow: 2px 2px 0 #222;
      }

      .brand .brandname {
        font-family: "NiseSega";
        font-size: 1.25rem;
        color: #fff;
        text-shadow: 2px 2px 0 #222;
      }

      mega-controls {
        display: inline-block;
        transform: translate(13px, 5px);
      }
    `;
  }

  connectedCallback() {
    this.render();
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${MegaBase.styles}</style>
    <div class="container">
      <div class="base">
        <mega-controls></mega-controls>
        <div class="brand">
          <div class="product">MEGA DRIVE</div>
          <div class="brandname">SEGA</div>
        </div>
      </div>
    </div>`;
  }
}

customElements.define("mega-base", MegaBase);


class MegaControls extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {
        --width: 190px;
        --height: 145px;
      }

      .container {
        width: var(--width);
        height: var(--height);
        background: #333333;

        display: grid;
        grid-template-areas: "volume power" "volume reset";
        grid-template-columns: 93px;
        transform: translateY(5px);
      }

      .container > .volume { grid-area: volume; }
      .container > .power { grid-area: power; }
      .container > .reset { grid-area: reset; }

      .container::before,
      .container::after {
        content: "";
        display: inline-block;
        background: #1a1a1a;
        width: 10px;
        height: 100%;
        position: absolute;
        clip-path: polygon(0 0, 100% 0, 100% 100%);
        transform: translateY(-10px);
      }

      .container::after {
        right: 0;
        transform: translateY(-10px) scaleX(-1);
      }
    `;
  }

  connectedCallback() {
    this.render();
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${MegaControls.styles}</style>
    <div class="container">
      <div class="volume">
        <controls-volume></controls-volume>
      </div>
      <div class="power">
        <controls-power></controls-power>
      </div>
      <div class="reset">
        <controls-reset></controls-reset>
      </div>
    </div>`;
  }
}

customElements.define("mega-controls", MegaControls);


class ControlsVolume extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {

      }

      .container {
        display: grid;
        grid-template-areas: "meter control" ". volume";
        grid-template-columns: 45px 1fr;
      }

      .meter {
        grid-area: meter;
        color: #fff;
        white-space: pre;
        font-family: Arial;
        font-size: 0.5rem;
        line-height: 70%;
        text-align: right;
        width: 40px;
        transform: translateY(-5px);
      }

      .control {
        grid-area: control;
        width: 32px;
        height: 105px;
        background: #111;
        border: 3px solid #4f4f4f;
        border-top-color: #111;
        background-image: linear-gradient(to right, #1a1a1a 50%, #111 50%);
        position: relative;
      }

      .control .button {
        width: 100%;
        height: 52px;
        background: linear-gradient(to bottom, #111 0 5%, #1b1b1b 5% 58%, #636363 87%, #111 98%);
        position: absolute;
        bottom: 0;
        transition: bottom 0.5s;
      }

      :host(.on) .button {
        bottom: 53px;
      }

      .control .button::after {
        content: "";
        border-top: 1px solid #951216;
        display: inline-block;
        width: 65%;
        position: absolute;
        top: 6px;
        left: 5px;
      }

      .volume-text {
        grid-area: volume;
        font-family: Arial;
        font-size: 0.5rem;
        color: #fff;
        margin-top: 4px;
        transform: translateX(-5px);
      }

      .volume-text span {
        filter: brightness(0) invert(0.9);
      }
    `;
  }

  connectedCallback() {
    this.render();
    this.addEventListener("click", () => this.toggle());
  }

  toggle() {
    this.classList.toggle("on");
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${ControlsVolume.styles}</style>
    <div class="container">
      <div class="meter">
        10 —
        —
        —
        —
        —
        5 —
        —
        —
        —
        —
        0 —
      </div>
      <div class="control">
        <div class="button"></div>
      </div>
      <div class="volume-text"><span>🎧</span> VOLUME</div>
    </div>`;
  }
}

customElements.define("controls-volume", ControlsVolume);


class ControlsReset extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {

      }

      .container {
        width: 80px;
      }

      .control {
        width: 75px;
        height: 32px;
        background: #111;
        border: 3px solid #4f4f4f;
        border-top-color: #111;
        position: relative;
      }

      .button {
        height: 100%;
        width: 100%;
        background: white;
        display: grid;
        grid-template-columns: repeat(7, 1fr);
        grid-template-rows: repeat(7, 1fr);
        gap: 8px 4px;
        padding: 8px;
        box-sizing: border-box;
      }

      .button:active {
        padding-top: 9px;
        padding-left: 9px;
        background: #ccc;
      }

      .button > div {
        width: 4px;
        height: 4px;
        background: #888;
        border-radius: 50%;
      }

      .reset-text {
        white-space: pre;
        padding-top: 5px;
      }

      .text {
        font-family: Arial;
        font-size: 0.5rem;
        color: #aaa;
        text-align: center;
        line-height: 130%;
      }
    `;
  }

  connectedCallback() {
    this.render();
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${ControlsReset.styles}</style>
    <div class="container">
      <div class="control">
        <div class="button">
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
          <div></div>
        </div>
      </div>
      <div class="reset-text text">—— RESET  ——</div>
    </div>`;
  }
}

customElements.define("controls-reset", ControlsReset);


class ControlsPower extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {

      }

      .container {
        width: 80px;
      }

      .control {
        width: 75px;
        height: 32px;
        background: #1a1a1a;
        border: 3px solid #4f4f4f;
        border-top-color: #111;
        position: relative;
      }

      .button {
        background-color: #000;
        width: 60%;
        height: 100%;
        background-image:
          radial-gradient(ellipse 50px 30px at 120% 50%, #333 50%, transparent 51%),
          radial-gradient(ellipse 50px 30px at -20% 50%, #333 50%, transparent 51%),
          linear-gradient(#111, #343333, #111);
        border-right: 3px solid #111;
        position: relative;
        left: 0;
        transition: left 0.5s;
      }

      .button::after {
        content: "";
        display: inline-block;
        border-left: 1px solid #770d10;
        width: 1px;
        height: 65%;
        position: absolute;
        top: 6px;
        left: 49%;
      }

      :host(.on) .button {
        left: 36%;
      }

      .power-text {
        white-space: pre;
        padding-top: 5px;
      }

      .text {
        font-family: Arial;
        font-size: 0.5rem;
        color: #aaa;
        text-align: center;
        line-height: 130%;
      }
    `;
  }

  connectedCallback() {
    this.render();
    this.addEventListener("click", () => this.toggle());
  }

  toggle() {
    this.classList.toggle("on");

    const isOn = this.classList.contains("on");
    const event = new CustomEvent("POWER", { detail: isOn, bubbles: true, composed: true });
    this.dispatchEvent(event);
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${ControlsPower.styles}</style>
    <div class="container">
      <div class="control">
        <div class="button"></div>
      </div>
      <div class="power-text text">ON    |  |    OFF</div>
      <div class="power-legend text">—— POWER  ——</div>
    </div>`;
  }
}

customElements.define("controls-power", ControlsPower);


class VentilationGrill extends HTMLElement {
  constructor() {
    super();
    this.attachShadow({ mode: "open" });
  }

  static get styles() {
    return /* css */`
      :host {
        --width: 115px;
        --height: 238px;
        --shadow-color: #111;
        --grill-color: #333;
      }

      .container {
        width: var(--width);
        height: var(--height);
        display: grid;
        grid-template-columns: 1fr;
        grid-template-rows: repeat(14, 9px);
        gap: 7px 0;
        padding: 5px 0;
        background: #1a1a1a;
        border-radius: 0 8px 8px 0;
        border-top: 5px solid var(--shadow-color);
        box-sizing: border-box;
      }

      .line {
        width: 95%;
        background: var(--grill-color);
        background-image: linear-gradient(to right, #0004 30px, transparent 30px);
        transform: translate(-5px, 0);
      }

      .line::after {
        content: "";
        display: inline-block;
        width: 95%;
        height: 3px;
        background: var(--shadow-color);
        transform: translate(5px, -2px);
      }
    `;
  }

  connectedCallback() {
    this.render();
  }

  render() {
    this.shadowRoot.innerHTML = /* html */`
    <style>${VentilationGrill.styles}</style>
    <div class="container">
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
      <div class="line"></div>
    </div>`;
  }
}

customElements.define("ventilation-grill", VentilationGrill);


              
            
!
999px

Console