body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

header {
    text-align: center;
    background-color: #2c3e50;
    color: white;
    padding: 20px;
}

.system-details, .problem-solution, .contact {
    margin: 20px 0;
    padding: 15px;
    background-color: #ecf0f1;
    border-radius: 5px;
}

.specs {
    display: flex;
    justify-content: space-around;
}

.spec-item {
    text-align: center;
}

button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    display: block;
    margin: 0 auto;
}

button:hover {
    background-color: #2980b9;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #2c3e50;
    color: white;
}

.system-image {
    text-align: center;
    margin: 20px 0;
}

.product-image {
    max-width: 60%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}