body {
  font-family: 'Segoe UI', sans-serif;
  background-color: #f9f9f9;
  margin: 0;
  padding: 0;
  color: #333;
}
p {
  font-family: 'Open Sans', sans-serif;
  line-height: 26px;
  font-size: 15px;
}
h1, h2 {
  color: rgb(0, 99, 97);
  font-weight: 700;
  font-family: 'Montserrat', sans-serif;
}
h1 { font-size: 36px; line-height: 48px; }
h2 { font-size: 28px; line-height: 36px; text-transform: uppercase; }

menu {
  background-color: rgb(0, 99, 97);
  color: white;
  padding: 15px 20px;
  text-align: center;
}
main {
  padding: 20px;
  max-width: 800px;
  margin: auto;
}
.scan-row {
  background-color: #fff;
  padding: 20px;
  border-left: 5px solid rgb(0, 99, 97);
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.05);
  margin-bottom: 30px;
}
.scan-row label {
  font-weight: bold;
  display: block;
  margin-top: 10px;
}
.input-group {
  display: flex;
  gap: 10px;
  margin-top: 5px;
}
.input-group input {
  flex: 1;
  padding: 8px;
  font-size: 16px;
  border: 1px solid #ccc;
  border-radius: 4px;
}
.input-group button {
  padding: 8px 12px;
  background-color: rgb(224, 104, 0);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
.input-group button:hover {
  background-color: rgb(200, 90, 0);
}
.saveBtn {
  margin-top: 15px;
  padding: 10px 20px;
  background-color: rgb(0, 99, 97);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
}
.saveBtn:hover {
  background-color: rgb(0, 80, 78);
}
video {
  width: 100%;
  max-width: 600px;
  margin-top: 20px;
  border-radius: 8px;
  border: 2px solid #ccc;
}
.camera-select {
  margin-top: 20px;
  font-size: 15px;
}
.camera-select label {
  font-weight: bold;
  margin-right: 10px;
}
#cameraOptions {
  padding: 6px;
  font-size: 15px;
  border-radius: 4px;
  border: 1px solid #ccc;
}
.qr-link {
  margin-top: 30px;
  font-size: 16px;
  font-weight: bold;
  color: rgb(0, 99, 97);
}
.qr-link a {
  color: rgb(224, 104, 0);
  text-decoration: none;
}
.qr-link a:hover {
  text-decoration: underline;
}
#history {
  margin-top: 30px;
}
table {
  width: 100%;
  border-collapse: collapse;
  background-color: #fff;
}
th, td {
  padding: 10px;
  border: 1px solid #ddd;
  text-align: center;
}
th {
  background-color: rgb(0, 99, 97);
  color: white;
}
header {
  color: rgb(0, 99, 97);
  padding: 15px 20px;
  text-align: center;
}
.logo-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 800px;
  margin: auto;
}
.logo {
  height: 60px;
  width: auto;
  object-fit: contain;
}
footer {
  background-color: rgb(224, 104, 0);
  color: rgb(0, 0, 0);
  padding: 20px;
  text-align: center;
  margin-top: 40px;
  font-size: 14px;
}
.footer-content {
  max-width: 800px;
  margin: auto;
}
footer .copyright {
  margin-top: 10px;
}