.CardColumn {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5em;
}

.CardBox {
    /* min-width: 300px; */
    flex-grow: 1;
    gap: 1.25em;
}

.CardBox.VerticalLayout {
    display: grid;
    align-items: start;
    align-content: start;
}
.CardBox.HorizontalLayout {
    display: flex;
    flex-wrap: wrap;
}
.CardBox.Grid2ColumnsLayout {
    display: grid;
    /* 幅の広いところでは２列表示、狭いところでは１列表示 */
    grid-template-columns: repeat(auto-fit, minmax(max(250px, 40%), 1fr));
}

/* 相対的な横幅の設定 */
.CardBox.WideBox {
    flex-basis: 50vmax;
}
.CardBox.NarrowBox {
    flex-basis: 0;
    /* flex-basis: min-content; */
    min-width: 200px;
    flex-shrink: 1;
}
.CardBox.MinimumBox {
    flex-basis: 0;
    flex-shrink: 1;
}

.CardColor1 .Card > .Title {
    background-color: #001a5b;
}
.CardColor2 .Card > .Title {
    background-color: #274287;
}
.CardColor3 .Card > .Title {
    background-color: #445583;
}

.Card {
    /* min-width: 300px; */
    flex-grow: 1;
    display: grid;
    background-color: #fff;
    box-shadow: 0 0 5px rgba(0, 0, 0, .2);
    border-radius: 7px;
}

.Card > .Title {
    background-color: #001a5b;
    color: #fff;
    font-size: 1.1em;
    font-weight: bold;
    padding: 0.625em 0px;
    text-align: center;
    border-radius: 7px 7px 0px 0px;

    /* 淡いデザイン */
    background-color: #f5f5f5 !important;
    color: #569;
    font-size: 1.1em;
    font-weight: bold;
    padding: 0.625em 0.8em;
    border-radius: 7px 7px 0px 0px;
    text-align: left;
}

.Card .Content {
    display: grid;
    padding: 1em;
    border-radius: 0px 0px 7px 7px;
}

.Card .Content.HorizontalContent {
    display: flex;
    flex-wrap: wrap;
    gap: 1.875em;
    justify-content: center;
}
.Card .Content.GridContent {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.875em;
    justify-content: center;
}


.Card .ImgBox {
    width: 100%;
    max-width: 260px;
    display: grid;
    gap: 10px;
}

.Card .ImgBox .Caption {
    color: #555;
    text-align: right;
}

.Card .Img {
    width: 100%;
    max-width: 200px;
    margin: auto;
    object-fit: contain;
    border-radius: 5px;
    border: 2px solid #ddd;
}

.Card .TextBox {
    width: 100%;
    /* max-width: 300px; */
    display: grid;
    gap: 0.625em;
}
.Card .TextBox > .Title {
    font-size: 1em;
    font-weight: bold;
    color: #333;
}
.Card .TextBox > .Content {
    font-size: 0.95em;
    font-weight: 300;
    color: #555;
    padding: 0.5em;
    border: 1px solid #ccc;
    height: 9em;
    overflow-y: scroll;
}