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

body, html {
  height: 100%;
  width: 100%;
  font-family: Arial, sans-serif;
  overflow: hidden;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 10;
  display: flex;
  justify-content: center;
  padding: 10px 0;
}

.logo {
  max-height: 60px;
  width: auto;
}

.video-container {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  z-index: 0;
}

video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

@media (max-width: 768px) {
  video {
    width: 100vw;
    height: 100vh;
    min-width: unset;
    min-height: unset;
    object-fit: contain;
  }

  body {
    height: 100%;
    width: 100%;
    font-family: Arial, sans-serif;
    overflow: hidden;
    background-color: #252525;
  }

  header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: #252525;
  z-index: 10;
  display: flex;
  justify-content: center;
  padding: 10px 0;
}
}