.input-validation-error {
    border-color: #dc3545;
    padding-right: calc(1.5em + 0.75rem);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right calc(0.375em + 0.1875rem) center;
    background-size: calc(0.75em + 0.375rem) calc(0.75em + 0.375rem);
    padding-right: calc(1.5em + 0.75rem);
    background-position: top calc(0.375em + 0.1875rem) right calc(0.375em + 0.1875rem)
}

textarea.form-control.input-validation-error {
    padding-right: calc(1.5em + 0.75rem);
    background-position: top calc(0.375em + 0.1875rem) right calc(0.375em + 1.1875rem)
}

.form-control.input-validation-error:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 .25rem rgba(220,53,69,.25)
}

.min-width-75 {
    min-width: 75px;
}

.display-block {
    display: block;
}

.display-inline-block {
    display: inline-block;
}

.passed .passed-finished-title-icon {
    font-size: 12px;
    font-weight: bold;
    white-space: pre;
    border-radius: 1rem;
    padding: 0.15rem 0.5rem 0.15rem 0.5rem;
    background: rgba(255, 255, 255, .0);
    border: 2px solid #1353b2;
    color: #1353b2;
}

    .passed .passed-finished-title-icon::after {
        content: '受講済';
        vertical-align: middle;
    }

    .passed .passed-finished-title-icon::before {
        content: '\F26B';
        font-family: bootstrap-icons;
        margin-right: 0.2rem;
        vertical-align: middle;
    }