#wintergift_art *,
#wintergift_art ::after,
#wintergift_art ::before {
    box-sizing: border-box;
}
#wintergift_art {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    font-family: "Noto Serif JP", serif;
    background-color: #fcf8e2;
    line-height: 1.5;
    font-weight: 500;
    text-align: left;
    font-size: 16px;
    color: #4a4949;
}
#wintergift_art img {
    width: 100%;
}
#wintergift_art .pc {
    display: block;
}
#wintergift_art .sp {
    display: none;
}
#wintergift_art h2,
#wintergift_art h3 {
    font-weight: normal;
}
#wintergift_art a {
    cursor: pointer;
    color: #4a4949;
    text-decoration: none;
    opacity: 1;
    transition: 0.2s;
}
#wintergift_art a:hover {
    cursor: pointer !important;
    opacity: 0.7;
}

#wintergift_art .mv {
    margin: 0;
    line-height: 1;
}

/* ボタン */
#wintergift_art .btn {
    display: block;
    width: 90%;
    max-width: 340px;
    border-radius: 50vw;
    text-align: center;
    margin: 0 auto;
    padding: 15px;
    font-size: 22px;
    box-shadow: 0px 5px 10px 0px rgba(0, 0, 0, 0.13);
    font-weight: bold;
}
#wintergift_art .btn._item {
    color: white;
    background-color: #322120;
    /* border: 1px solid white; */
}
#wintergift_art .btn._more {
    position: relative;
    color: 4a4949;
    background-color: white;
    border: 1px solid #322120;
    box-shadow: 
    0px 5px 10px 0px rgba(0, 0, 0, 0.13),
    inset 0px 0px 2px 0px rgba(0, 0, 0, 0.3);
}
#wintergift_art .btn._more::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 8%;
    transform: translateY(-50%);
    width: 4%;
    padding-top: 6%;
    background: url(../../../img/usr/genre/rA25003/icon_arrow_right.png)no-repeat center/100%;
}


/* lead */
#wintergift_art .lead {
    position: relative;
    width: 100%;
    background-image: url(../../../img/usr/genre/rA25003/lead_bg_top.jpg), url(../../../img/usr/genre/rA25003/lead_bg_bottom.jpg), url(../../../img/usr/genre/rA25003/lead_bg.jpg);
    background-position: top, bottom, center;
    background-repeat: no-repeat, no-repeat, repeat-y;
    background-size: contain, contain, 100%;
    text-align: center;
    padding: 6% 0 12%;
}
#wintergift_art .lead::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    margin: 0 auto;
    width: 100%;
    padding-top: 5%;
    background: url(../../../img/usr/genre/rA25003/sec01_bg_top.png)no-repeat bottom/contain;
}
#wintergift_art .lead h2 {
    font-size: 24px;
    margin-bottom: 3%;
    font-weight: bold;
}
#wintergift_art .lead .lead_txt {
    width: 75%;
    margin: 0 auto;
    font-size: 20px;
    margin-bottom: 4%;
    line-height: 2;
    font-weight: bold;
}

/* sec01 */
#wintergift_art .sec01 {
    width: 100%;
    background: url(../../../img/usr/genre/rA25003/sec01_bg.jpg)repeat-y top/100%;
    padding: 4% 0 10%;
}
#wintergift_art .sec01 .item_wrap {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
#wintergift_art .sec01 .item_wrap:nth-of-type(odd) {
    padding-right: 3%;
}
#wintergift_art .sec01 .item_wrap:nth-of-type(even) {
    padding-left: 3%;
}
#wintergift_art .sec01 .item_wrap:not(:last-of-type) {
    margin-bottom: 7%;
}
#wintergift_art .sec01 .item_wrap .item_img {
    width: 52.5%;
}
#wintergift_art .sec01 .item_wrap .item_txt {
    width: 45%;
    text-align: center;
    padding-bottom: 4%;
}
#wintergift_art .sec01 .item_wrap .collabo_ttl {
    text-align: center;
    margin-bottom: 5%;
}
#wintergift_art .sec01 .item_wrap .item_txt ._ttl {
    font-size: clamp(19px, 2.4vw, 22px);
    font-weight: bold;
    line-height: 1.8;
    margin-bottom: 3%;
}
#wintergift_art .sec01 .item_wrap .item_txt ._ttl .text_n {
    width: 6.3%;
    display: inline-block;
    margin-bottom: -0.1rem;
}
#wintergift_art .sec01 .item_wrap .item_txt ._txt .text_n {
    width: 4.5%;
    display: inline-block;
    margin-bottom: -0.1rem;
}
#wintergift_art .sec01 .item_wrap .item_txt ._txt {
    font-size: clamp(13px, 1.7vw, 15px);
    font-weight: bold;
    margin-bottom: 10%;
}

@media screen and (max-width: 768px) {
    #wintergift_art .pc {
        display: none;
    }
    #wintergift_art .sp {
        display: block;
    }
    #wintergift_art {
        font-size: 14px;
    }

    /* ボタン */
    #wintergift_art .btn {
        width: 80%;
        font-size: 18px;
    }
    #wintergift_art .btn._more::after {
        width: 5%;
        padding-top: 6.5%;
    }
    #wintergift_art .btn._more {
        box-shadow: 
            0px 2px 4px 0px rgba(0, 0, 0, 0.2),
            inset 0px 0px 2px 0px rgba(0, 0, 0, 0.3);
    }

    /* lead */
    #wintergift_art .lead {
        padding: 6% 0 15%;
        background-image: url(../../../img/usr/genre/rA25003/s_lead_bg_top.jpg), url(../../../img/usr/genre/rA25003/s_lead_bg_bottom.jpg), url(../../../img/usr/genre/rA25003/lead_bg.jpg);
    }
    #wintergift_art .lead::after {
        background: url(../../../img/usr/genre/rA25003/s_sec01_bg_top.png) no-repeat bottom / contain;
        padding-top: 6%;
    }
    #wintergift_art .lead .lead_txt {
        width: 90%;
        font-size: 16px;
    }

    /* sec01 */
    #wintergift_art .sec01 {
        padding: 10% 0 13%;
        background: url(../../../img/usr/genre/rA25003/s_sec01_bg.jpg) repeat-y top / 100%;
    }
    #wintergift_art .sec01 .item_wrap {
        display: block;
    }
    #wintergift_art .sec01 .item_wrap:nth-of-type(odd) {
        padding-right: 0;
    }
    #wintergift_art .sec01 .item_wrap:nth-of-type(even) {
        padding-left: 0;
    }
    #wintergift_art .sec01 .item_wrap .item_img {
        width: 100%;
        margin-bottom: 7%;
    }
    #wintergift_art .sec01 .item_wrap:nth-of-type(odd) .item_img {
        padding-right: 5%;
    }
    #wintergift_art .sec01 .item_wrap:nth-of-type(even) .item_img {
        padding-left: 5%;
    }
    #wintergift_art .sec01 .item_wrap .item_txt {
        width: 100%;
        margin: 0 auto;
    }
    #wintergift_art .sec01 .item_wrap:nth-of-type(odd) .item_txt {
        margin-left: auto;
    }
    #wintergift_art .sec01 .item_wrap:nth-of-type(even) .item_txt {
        margin-right: auto;
    }
    #wintergift_art .sec01 .item_wrap .collabo_ttl {
        width: 75%;
        margin: 0 auto 5%;
    }
    #wintergift_art .sec01 .item_wrap .item_txt ._ttl {
        width: 90%;
        margin: 0 auto 2.5%;
        font-size: 18px;
        line-height: 1.6;
    }
    #wintergift_art .sec01 .item_wrap .item_txt ._txt {
        width: 90%;
        margin: 0 auto 5%;
        font-size: 14px;
    }
    #wintergift_art .sec01 .item_wrap .item_txt ._ttl .text_n {
        width: 19px;
    }
    #wintergift_art .sec01 .item_wrap .item_txt ._txt .text_n {
        width: 15px;
    }
}