body {
    font-family: Arial, sans-serif;
    background: #f4f9ff;
    display: flex;
    justify-content: center;
}

.container {
    width: 900px;
    padding: 20px;
}

h1 {
    color: #1e88e5;
}

.inputs input, .inputs select {
    padding: 8px;
    margin: 5px;
}

button {
    padding: 10px 20px;
    background: #1e88e5;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background: #1565c0;
}

.disclaimer {
    background: #fff3cd;
    padding: 10px;
    margin: 15px 0;
    border-left: 5px solid #ff9800;
}

.status-message {
    margin-top: 15px;
    font-size: 18px;
    font-weight: bold;
}

.info {
    margin-top: 20px;
    background: #eef5ff;
    padding: 15px;
    border-left: 5px solid #1e88e5;
}


.ecg-container{
    width: 600px;
    height: 300px;
    margin: auto;
}