body {
    background-color: #fff;
}

.card-header {
    background-color: #f8f9fa;
    color: #212529;
    font-weight: 600;
}

.student-card {
    height: 100%;
}

.student-photo-box {
    width: 140px;
    height: 140px;
    margin: 0 auto 1rem;
    overflow: hidden;
    border: 1px solid #d5dce3;
    border-radius: 50%;
    background-color: #eef1f4;
}

.student-photo {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.student-photo-placeholder {
    display: grid;
    width: 100%;
    height: 100%;
    place-items: center;
    color: #6c757d;
    font-size: 0.9rem;
}

@media (max-width: 575.98px) {
    main.container {
        padding-left: 12px;
        padding-right: 12px;
    }
}