* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      height: 100vh;
      font-family: Arial, sans-serif;
      position: relative;
      overflow-x: hidden;
    }

    .send-icon {
      position: absolute;
      top: 1%;
      right: 3%;
      font-size: 1.8rem;
      color: #ffffff;
      cursor: pointer;
      z-index: 1000;
      transition: color 0.3s ease;
    }

    .send-icon:hover {
      color: #00acee;
    }

    .popup-box {
      position: absolute;
      top: 6%;
      right: 5%;
      width: 0;
      height: 0;
      background-color: #1e1e1e;
      border-radius: 12px;
      box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
      overflow: hidden;
      transition: all 0.5s ease;
      opacity: 0;
      z-index: 999;
    }

    .popup-box.active {
      width: 80vw;
      height: 350px;
      opacity: 1;
    }

    .tab-header {
      display: flex;
      border-bottom: 1px solid #333;
      padding: 8px;
      gap: 10px;
      background-color: #222;
    }

    .tab-btn {
      background: transparent;
      border: none;
      color: #ccc;
      padding: 6px 12px;
      cursor: pointer;
      border-radius: 6px;
      font-size: 14px;
      transition: background 0.3s, color 0.3s;
    }

    .tab-btn.active {
      background-color: #333;
      color: #00acee;
    }

    .tab-content {
      display: none;
      padding: 12px;
      color: #eee;
      height: calc(100% - 50px);
      overflow-y: auto;
    }

    .tab-content.active {
      display: block;
    }

    .screenshot-controls {
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-top: 10px;
    }

    .screenshot-btn,
    .download-btn {
      background-color: #00acee;
      color: #fff;
      border: none;
      padding: 8px 16px;
      border-radius: 6px;
      font-size: 14px;
      cursor: pointer;
      transition: background 0.3s ease;
    }

    .screenshot-btn:hover,
    .download-btn:hover {
      background-color: #0088c7;
    }

    #screenshotPreview {
      margin-top: 10px;
      max-width: 100%;
      height: auto;
      border-radius: 8px;
      box-shadow: 0 0 10px #000;
    }

    @media (max-width: 600px) {
      .send-icon {
        font-size: 1.5rem;
        top: 2.48%;
        right: 5%;
      }

      .popup-box.active {
        width: 90vw;
        height: 300px;
      }
    }
    
    .video-url-box {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 15px;
}

.video-url-box input {
  flex-grow: 1;
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  background: #222;
  color: #fff;
  font-size: 14px;
  box-shadow: inset 0 0 3px rgba(255,255,255,0.1);
  opacity: 0;
  transform: scaleX(0);
  transition: all 0.3s ease;
}

.video-url-box input.show {
  opacity: 1;
  transform: scaleX(1);
}

.icon-btn {
  background: #333;
  color: #fff;
  border: none;
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s ease;
}

.icon-btn:hover {
  background: #444;
}

.video-frame-container iframe {
  width: 100%;
  height: 250px;
  border: none;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0,0,0,0.3);
}