body {
    font-family: "游明朝", YuMincho, "ヒラギノ明朝 ProN W3", "Hiragino Mincho ProN","HG明朝E","ＭＳ Ｐ明朝","ＭＳ 明朝",serif;
    font-size: 16px ;
    background-color: #efefef;
}
p {
    line-height: 1.8;
    margin: 0 0 1em 0;
}
img {
    max-width: 100%;
}
#main-visual img {
   width: 100%;
   max-width: 1920px;
   height: 600px;
}
hr {
    height: 5px;
    background-color:#00FF00; 
    width: 60%;
    border: none;
}
header {
    display: flex;
    justify-content: space-around;
}
header ul {
    display: flex;
    margin: 30px; 
    list-style: none;
}
header li {
    padding-left: 20px;
}
a {
    text-decoration: none;
    color: black;
}

/* アバウト */
#about {
   text-align: center;
}
.section-title {
    text-align: center;
}

/* フロー */
#flow h3 {
    text-align: center;
}
.timeline {
    margin-left: 200px;
    border-left: 2px solid #eaf200;
}
.timeline li {
    position: relative;
    margin-block: 2rem;
    list-style: none;
}
.timeline-number {
    font-weight: bold;
    color: #555;
}
.timeline-content::before {
    content: '';
    position: absolute;
    left: -3.1rem;
    top: 0.25rem;
    width: 12px;
    height: 12px;
    background-color: #fff;
    border: 2px solid #2816ff;
    border-radius: 50%;
}

/* マナー */
#manners {
    text-align: center;
    padding: 40px 20px;
}
#product {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}
.product-flex {
   flex: 1 1 280px;           
   max-width: 300px;           
   padding: 20px;
   background-color: #f9f9f9;
   border-radius: 10px;
   text-align: center;
   box-shadow: 0 4px 10px rgba(0,0,0,0.08); 
}
.product-photo {
    width: 100%;
    height: 180px;
    object-fit: contain;
    margin-bottom: 12px;
    display: block;
}
/* グッズ */
#sauna-cap {
    display: flex;
    justify-content: center;
}
#goods {
    text-align: center;
}
.hat {
  width: 200px;
  height: 200px;
}
#left {
    margin: 80px
}
#right {
    margin: 80px;
}
span {
    color: red;
}
#final-message {
    text-align: center;
    margin-bottom: 60px;
}
#footer {
    text-align: center;
    background-color: black;
    color: white;
}
/* 運試し */
#omikuji {
    text-align: center;
}
    
#omikuji img {
    width: 200px; 
    height: 200px;
}

/* レスポンシブデザイン */
@media screen and (max-width: 750px) {
    img {
        width: 100%;
    }
    p {
        font-size: 16px;
        max-width: 90%;
    }
    .timeline {
        margin-left: 40px;
    }
    .timeline-content::before {
        left: -2rem;
    }
    #product {
      flex-wrap: wrap;
    }
    header ul{
        flex-direction: column;
        text-align: center;
    }
    #product .product-flex {
        width: 90%;
        margin-bottom: 20px;
    }
    #sauna-cap {
        flex-direction: column;
    }
    #sauna-cap #left, #sauna-cap #right {
        margin: 20px 0;
    }
    .hat {
        padding-bottom: 50px;
    }
}