.mb-3 {
    margin-bottom: 0rem !important;
}
.navbar{
    display: block;
    height: 70px;
    position: sticky;
    position: -webkit-sticky;
    top: 0;
    left: 0;
    background: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
    
}
.sidebar-wrapper {
    background-color:rgba(255, 255, 255, 0.9);
    -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
}
.sidebar-wrapper .sidebar-header img {
    height: 2rem;
}
.navbar-light{
    box-sizing: border-box;
    z-index: 8888;
    margin: auto;
    /*width: 100%;*/
}
.container-fluid{
    width: 100%;
}
.burger-btn{
    margin-top: 10px;
}

.top_fluid tr td{
    text-align: center;
    vertical-align: middle;
}
.top_fluid{
    height: 70px;
}
.top_logo{
    height: 40px;
    object-fit: contain;
}
.nav_sticky{
    position: sticky;
	position: -webkit-sticky;/* Safari用 */
	top: 10px;
	z-index: 8888;
}
.card_transparent{
    background-color: rgba(255, 255, 255, 0.8);
    -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
}

.main-center-content{
    max-width: 1000px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.img_wide{
    height: 250px;
    object-fit: cover;
    border-radius: 10px;
}
.right_aligned{
    text-align: right;
}

.img_card{
    margin: 10px 0;
    /*height: 200px;*/
    object-fit: cover;
    border-radius: 10px;
    width: 100%;
}

.img_icon{
    height: 28px;
    object-fit: cover;
    border-radius: 100%;
}
.form-control:focus {
    background-color: #fff;
    border-color: #a1b7df;
    box-shadow: 0 0 0 .25rem rgba(190, 67, 108, 0.25);
    color: #606d80;
    outline: 0;
}
.btn-primary:hover{
    background-color: #7eb2f2;
}
.form-control{
    border: 1px solid #f1dce7;
}
.form-group label {
    color: rgba(99, 28, 63, 0.7);
    font-weight: 600;
}
a:hover{
    color: #648bd9;
}
/*
a:visited{
    color: #7179bd;
}
*/
.form-control::file-selector-button {
    -webkit-margin-end: .75rem;
    background-color: #e8e6f5;
}
.input-group-text {
    align-items: center;
    background-color: #e7e6f5;
    border: 1px solid #dcddf1;
}
.alert-light-primary {
    background-color: #ebebff;
}
.choices__list--multiple .choices__item {
    background-color:#5a6bee;
}
body {
    background:#f7f8ff;
    -webkit-text-size-adjust: 100%;
    color: #303041;
    font-family: Nunito;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
}
.card{
    background: rgba(255, 255, 255, 0.7);
}
.card-header{
    background: transparent;
}

.navbar_right{
    position: absolute;
    top: 10px;
    right: 10px;
    width: 100px;
    height: 60px;
    background-color: #09005e;
    color: #eee;
    font-size: 0.8em;
}

/* ================== DARK MODE ================== */
@media (prefers-color-scheme: dark) {
    body, p, span,
    .form-group label{
        color: #eee;
    } 
    body{
        background-color: #222;
    }
    .card{
        background: rgba(50,50,50,0.7);
    }
    .card_transparent{
        background-color: rgba(0, 0, 0, 0.8);
        background: rgba(0, 0, 0, 0.8);
    }
    .h1, .h2, .h3, .h4, .h5, .h6, h1, h2, h3, h4, h5, h6 {
        color: #ffffff;
    }
    .navbar{
        background: rgba(50, 50, 50, 0.8);
    }
    .breadcrumb-item + .breadcrumb-item::before {
        color: #cacaca;
    }
    .breadcrumb-item.active {
        color: #cccecf;
    }
    a{
        color:#e1dff5;
    }
    a:hover{
        color:#ccd3fa;
    }
    .sidebar-wrapper {
        background-color: rgba(50, 50, 50, 0.9);
    }
    .sidebar-wrapper .menu .sidebar-link {
        color: #adb3d1;
    }
    .sidebar-wrapper .menu .sidebar-title {
        color: #d5d8f1;
    }
    .sidebar-wrapper .menu .submenu .submenu-item a {
        color: #e0e0e0;
    }
}