.item_desc img{/*画像*/
    align-self: flex-start;
}
.item_desc iframe{/*動画*/
    width: 100%;
}
.item_desc{/*全要素*/
    max-width: 850px;
}
.item_desc *{/*全要素*/
    max-width: 100%;
    height: auto;
}
.item_desc table tr td table{/*テーブル親*/
    width: 90%;
    margin: 0 auto;
}
.item_desc table tr td table tbody,
.item_desc table tr td table tr{/*テーブル子*/
    width: 100%;
}

.item_desc table tr td,
.item_desc table tr th {/*セル内の余白*/
padding: 2px;
}

iframe[src$=".pdf"]{
    width:100%;
    height:60vh;
}

a:hover img{
    transition: all 0s ease;
    opacity: 0.7;
    filter: alpha(opacity=70);
}

.fs-c-productNameHeading__copy{
    display: block;
}


/*leftナビの装飾*/
.fs-p-sideMenu .fs-pt-menu__heading--lv1 {
    margin-bottom: .5em;
}

.fs-p-sideMenu .fs-pt-menu__link--lv2 {
    padding: .56em .75em;
    border-left: 4px solid #1f5da0;
    background-color: #f2f7fd;
}
.fs-p-sideMenu .fs-pt-menu__heading--lv2 {
    border: none;
}

.fs-p-sideMenu .fs-pt-menu__link--lv2::before {
    content: '';
}