body {
    background: linear-gradient(135deg, #13293d 0%, #000 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}
.login-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 15px 35px rgba(50, 50, 93, 0.1), 0 5px 15px rgba(0, 0, 0, 0.07);
    max-width: 400px;
    width: 100%;
}
.login-header {
    background: linear-gradient(135deg, #13293d 0%, #000 100%);
    color: white;
    padding: 2rem;
    border-radius: 10px 10px 0 0;
    text-align: center;
    border:1px solid rgba(255,255,255,0.3)
}
.login-body {
    padding: 2rem;
}
.form-floating {
    margin-bottom: 1rem;
}
.btn-login {
    background: linear-gradient(135deg, #13293d 0%, #000 100%);
    border: none;
    padding: 12px;
    font-weight: 500;
}
.btn-login:hover {
    background: linear-gradient(135deg, #13293d 0%, #000 100%);
    transform: translateY(-1px);
}
.alert {
    border-radius: 8px;
    border: none;
    margin-bottom: 1.5rem;
}