body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: #f5f5f5;
}

#header {
  position: relative;
  width: 100%;
  height: 760px;
  overflow: hidden;
  background: rgb(8, 8, 25);
}

#header canvas {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  display: block;
}

#logo {
  position: absolute;
  top: 30px;
  width: 100%;
  text-align: center;
  z-index: 3;
  pointer-events: none;
}

#heading {
  font-size: 72px;
  font-weight: 400;
  color: #D8F3FF;
}

#sub {
  font-size: 24px;
  letter-spacing: 18px;
  text-transform: uppercase;
  color: #BFD8E6;
}

.start-mic-btn {
  position: absolute;
  z-index: 5;
  width: 200px;
  height: 50px;
  font-size: 18px;
  color: #988a6b;
  background-color: #f1f1f1;
  border: 2px solid #8e653c;
  border-radius: 8px;
  cursor: pointer;
}

#page {
  width: 100%;
  display: flex;
  justify-content: center;
}

#content {
  width: 90%;
  max-width: 1400px;
  margin-top: 40px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.grid img,
.grid iframe {
  width: 100%;
  display: block;
}

@media screen and (max-width: 1000px) {
  .grid {
    grid-template-columns: repeat(3, 1fr);
  }

  #heading {
    font-size: 48px;
  }

  #sub {
    font-size: 18px;
    letter-spacing: 10px;
  }
}

@media screen and (max-width: 700px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }

  #header {
    height: 680px;
  }

  #heading {
    font-size: 36px;
  }

  #sub {
    font-size: 16px;
    letter-spacing: 8px;
  }
}