.sidebar {
    width: 270px;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    overflow-y: auto;
}
.main-content {
    margin-left: 270px;
    min-height: 100vh;
    background: #f8f9fa;
    overflow-x: hidden;
    max-width: calc(100vw - 270px);
}
.nav-link.active {
    background: rgba(255,255,255,.1);
    border-radius: 6px;
}
.login-container {
    max-width: 400px;
    margin: 80px auto;
}
.table th {
    font-size: .8rem;
    text-transform: uppercase;
    color: #6c757d;
}
.card-stat {
    border: none;
    border-radius: 10px;
}