@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;700;900&family=Noto+Sans+JP:wght@300;400;700&display=swap');
        
        body {
            font-family: 'Inter', 'Noto Sans JP', sans-serif;
            background-color: #002A93;
            color: #fff;
            margin: 0px;
            line-height: 1.6;
        }

        .guide-section {
            padding: 8rem 0;
        }

        .step-number {
            font-size: 8rem;
            font-weight: 900;
            font-style: italic;
            line-height: 1;
            color: #999;
            position: absolute;
            top: -2rem;
            left: -2rem;
            z-index: -1;
        }

        .content-box {
            position: relative;
            z-index: 1;
        }

        .warning-box {
            background: linear-gradient(145deg, #1a1010, #000);
            border-left: 4px solid #cc0000;
        }

        .check-item i {
            color: #555;
            margin-right: 0.5rem;
        }

        /* SVG Illustrations */
        .illustration-bg {
            background: #0a0a0a;
            border: 1px solid #1a1a1a;
            aspect-ratio: 16/9;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        @media (max-width: 768px) {
            body{
                margin:0px;
            }
        }