body {
    margin: 0;
    padding: 0;
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
    background-color: #f3e8ff; /* 薄紫 */
    color: #222;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

#site_desc {
    background-color: #f3e8ff; /* 薄紫に合わせる */
    border: 1px solid #eee;
    padding: 5px;
    border-radius: 8px;
    margin-bottom: 0px;
    margin:0;
}
#kokoku1 {
    background-color: #fff;
    border: 1px solid #eee;
    padding: 10px;
    border-radius: 8px;
    margin: 10px auto;
    height: 100px;
    max-width: 600px;
}
#kokoku2 {
    background-color: #fff;
    border: 1px solid #eee;
    padding: 10px;
    border-radius: 8px;
    margin: 10px auto;
    height: 100px;
    max-width: 600px;
}
.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px;
    max-width: 640px;
    margin: 0 auto;
    /* 背景色は親に合わせる（強い紫を削除） */
}

.affiliate-image {
    width: 100%;
    margin: 10px 0;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    transition: transform 0.2s ease;
}

.affiliate-image:hover {
    transform: scale(1.02);
}

a {
    text-decoration: none;
}

/* スマホ向けの微調整 */
@media (max-width: 480px) {
    body {
        line-height: 1.6;
    }
    .affiliate-image {
        margin: 12px 0;
    }
}