* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial', sans-serif;
        }
        body {
            background-color: #f8f9fa;
        }
        .drone-solution-banner {
            max-width: 1100px;
            margin: 40px auto;
            padding: 35px 30px;
            background-color: #ffffff;
            border-radius: 12px;
            box-shadow: 0 4px 15px rgba(0,0,0,0.06);
            text-align: center;
            border-top: 5px solid #0f4c81;
        }
        .solution-main-title {
            font-size: 26px;
            font-weight: 700;
            color: #0f4c81;
            margin-bottom: 18px;
        }
        .solution-key-points {
            font-size: 15px;
            color: #444;
            margin-bottom: 26px;
            line-height: 1.8;
        }
        .contact-info-group {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 40px;
            font-size: 16px;
            font-weight: 600;
            color: #222;
        }
        .contact-link {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #0f4c81;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        .contact-link:hover {
            opacity: 0.8;
            transform: translateY(-2px);
        }
        @media (max-width: 768px) {
            .solution-main-title {
                font-size: 22px;
            }
            .contact-info-group {
                flex-direction: column;
                gap: 15px;
            }
        }