.list-group {
    max-width: 960px;
    margin: 4rem auto;
}

.form-check-input:checked + .form-checked-content {
    opacity: .5;
}

.form-check-input-placeholder {
    border-style: dashed;
}
[contenteditable]:focus {
    outline: 0;
}

.list-group-checkable .list-group-item {
    cursor: pointer;
}
.list-group-item-check {
    position: absolute;
    clip: rect(0, 0, 0, 0);
}

.list-group-item-check[disabled] + .list-group-item,
.list-group-item-check:disabled + .list-group-item {
    pointer-events: none;
    filter: none;
    opacity: .5;
}

.list-group-radio .list-group-item {
    cursor: pointer;
    border-radius: .5rem;
}
.list-group-radio .form-check-input {
    z-index: 2;
    margin-top: -.5em;
}


.list-group-radio .form-check-input[disabled] + .list-group-item,
.list-group-radio .form-check-input:disabled + .list-group-item {
    pointer-events: none;
    filter: none;
    opacity: .5;
}

.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}

@media (min-width: 768px) {
    .bd-placeholder-img-lg {
        font-size: 3.5rem;
    }
}

.b-example-divider {
    height: 3rem;
    background-color: rgba(0, 0, 0, .1);
    border: solid rgba(0, 0, 0, .15);
    border-width: 1px 0;
    box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1), inset 0 .125em .5em rgba(0, 0, 0, .15);
}

.b-example-vr {
    flex-shrink: 0;
    width: 1.5rem;
    height: 100vh;
}

.bi {
    vertical-align: -.125em;
    fill: currentColor;
}

.nav-scroller {
    position: relative;
    z-index: 2;
    height: 2.75rem;
    overflow-y: hidden;
}

.nav-scroller .nav {
    display: flex;
    flex-wrap: nowrap;
    padding-bottom: 1rem;
    margin-top: -1px;
    overflow-x: auto;
    text-align: center;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
}