body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #0a0a0a;
  color: #ffffff;
}
.container {
  width: 90%;
  max-width: 1200px;
  margin: auto;
}
header {
  background-color: #101010;
  padding: 20px 0;
  overflow: auto;
}
header h1 {
  color: #ffffff;
  float: left;
  margin-left: 20px;
}
header nav {
  float: right;
  margin-right: 20px;
}
header nav a {
  color: #00ff66;
  margin-left: 20px;
  text-decoration: none;
}
.hero {
  text-align: center;
  padding: 100px 20px;
  background: #111;
}
.hero h2 {
  font-size: 2.5em;
  color: #ffffff;
}
.hero p {
  color: #ccc;
}
.btn {
  display: inline-block;
  padding: 10px 20px;
  background-color: #00ff66;
  color: #000;
  text-decoration: none;
  margin-top: 20px;
  border-radius: 4px;
}
.features, .accuracy, .contact {
  padding: 60px 20px;
}
.features ul, .accuracy ul {
  list-style-type: square;
  padding-left: 20px;
}
.features ul li, .accuracy ul li {
  color: #00ff66;
  margin-bottom: 10px;
}
.note {
  color: #888;
  margin-top: 10px;
}
.contact a {
  color: #00ff66;
  text-decoration: none;
}
footer {
  background-color: #101010;
  text-align: center;
  padding: 20px;
  color: #666;
}
.hero {
  background: url('GreenLaserBackGround.png') center center / cover no-repeat;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  color: white;
}

.hero-overlay {
  background-color: rgba(0, 0, 0, 0.6);
  padding: 40px;
  border-radius: 10px;
}

.hero h2 {
  font-size: 2.8em;
  font-weight: bold;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.2em;
  color: #ccc;
}