/* 
bootstrap grayscale
gray-50 	#f8f9fa	rgb(248, 249, 250)
gray-100	#f1f3f5	rgb(241, 243, 245)
gray-200	#e9ecef	rgb(233, 236, 239)
gray-300	#dee2e6	rgb(222, 226, 230)
gray-400	#ced4da	rgb(206, 212, 218)
gray-500	#adb5bd	rgb(173, 181, 189)
gray-600	#868e96	rgb(134, 142, 150)
gray-700	#495057	rgb(73, 80, 87)
gray-800	#343a40	rgb(52, 58, 64)
gray-900	#212529	rgb(33, 37, 41) 
*/

:root {
    color-scheme: light only;
}

html,
body {
    font-family: "Noto Sans SC", "Noto Sans JP", "Noto Sans", "Roboto Slab", "Arial", "Helvetica", sans-serif;
    background-color: #ffffff;
    color: #000000;
    font-size: 0.95rem;
    margin: 0px;
    padding: 0px;
}

header {
    width: 100%;
    background-color: #ffffff;
}

main {
    width: 100%;
    max-width: 100%;
}

footer {
    font-size: small;
    background-color: #202020;
    color: #747474;
    text-align: justify;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

.footer-link {
    color: #747474;
}

.footer-link:visited {
    color: #747474;
}

.footer-link:hover {
    color: #747474;
}

.footer-link:active {
    color: #747474;
}

.navigation-bar {
    height: 80px;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 32 32' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(0,0,0, 1.0)' stroke-width='3' stroke-linecap='square' stroke-miterlimit='10' d='M4 8h24M4 16h24M4 24h24'/%3E%3C/svg%3E");
}

.language-menu {
    font-size: 0.8rem;
}

#categories {
    position: fixed;
    top: 0px;
    left: 0px;
    width: 100%;
    /* height: 50%; */
    background-color: #ffffff;
    z-index: 9999;
    /* overflow: auto; */
}

.selection-item {
    font-size: 0.8rem;
    text-decoration: none;
    color: #606060;
    cursor: pointer;
}

.title-0 {
    font-size: 0.95rem;
    color: #343A40;
    font-weight: 500;
}

.title-1 {
    font-size: 0.9rem;
    color: #495057;
    font-weight: 450;
}

.title-2 {
    font-size: 0.87rem;
    color: #6C757D;
    font-weight: 400;
}


.heading-0 {
    font-size: 1.4rem;
    color: #343A40;
    font-weight: 550;
}

.heading-1 {
    font-size: 1.2rem;
    color: #343A40;
    font-weight: 550;
}

.heading-2 {
    font-size: 1.0rem;
    color: #343A40;
    font-weight: 550;
}

.heading-3 {
    font-size: 0.9rem;
    color: #343A40;
    font-weight: 400;
}

.heading-4 {
    font-size: 0.85rem;
    color: #343A40;
    font-weight: 400;
}

.text {
    font-size: 0.95rem;
    line-height: 1.7;
    color: #495057;
}

.banner {
    position: relative;
}

.banner-protrait {
    position: relative;
}

.banner-slogan {
    position: absolute;
    left: 20%;
    bottom: 10%;
    transform: translate(-50%, -50%);
    background-color: white;
    color: black;
    font-size: 0.9rem;
    min-width: 240px;
    min-height: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.banner-protrait-slogan {
    position: absolute;
    left: 50%;
    bottom: 10%;
    transform: translate(-50%, -50%);
    background-color: white;
    color: black;
    font-size: 0.9rem;
    min-width: 240px;
    min-height: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.page-content {
    width: 98%;
    max-width: 1360px;
}

.date-time {
    font-size: 0.75rem;
    color: #CED4DA;
}

.border-bottom-footer {
    border-bottom: 1px solid #747474;
}

.border-top-footer {
    border-top: 1px solid #747474;
}

img.sacalable {
    transition: transform 0.25s ease;
}

.block-header {
    font-size: 1.4rem;
    color: #343A40;
}

.item-title {
    font-size: 0.9rem;
    color: #343a40;
    font-weight: 500;
}

.item-subtitle {
    font-size: 0.8rem;
    color: #6c757d;
    font-weight: 450;
}

.item-date {
    font-size: 0.6rem;
    color: #6c757d;
    font-weight: 450;
}

.form-control-input {
    border: none;
    border-bottom: 1px solid #ccc;
    border-radius: 0;
    outline: none;
    box-shadow: none;
}

.form-control-input:focus {
    border: none;
    border-bottom: 1px solid #868e96;
    border-radius: 0;
    outline: none;
    box-shadow: none;
}

.form-control-input::placeholder {
    color: #ccc;
}

.form-control-textarea {
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 0;
    outline: none;
    box-shadow: none;
}

.form-control-textarea:focus {
    border: 1px solid #868e96;
    border-radius: 0;
    outline: none;
    box-shadow: none;
}

.form-control-textarea::placeholder {
    color: #ccc;
}

.form-control-select {
    border: 1px solid #ccc;
    border-radius: 0;
    outline: none;
    box-shadow: none;
}

.form-control-select:focus {
    border: 1px solid #868e96;
    border-radius: 0;
    outline: none;
    box-shadow: none;
}

hr {
    color: #868e96;
}

.link:hover {
    cursor: pointer
}

.link:hover {
    color: #868e96;
    cursor: pointer
}

.mask {
    position: absolute;
    left: 0px;
    top: 0px;
    right: 0px;
    bottom: 0px;
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    text-shadow: 2px 2px 5px #343a40;
    cursor: pointer;
}

.underline {
    text-decoration: underline;
    text-decoration-color: #495057;
    text-underline-offset: 5px;
    text-decoration-thickness: 1.0px;
}

.site-menu {
    min-height: 600px;
}

.list-header {
    background-color: #e9ecef;
    color: #495057;
}