body {
    background-color: #f8f9fc;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 15px;
}
.login-container {
    max-width: 400px;
    width: 100%;
    padding: 25px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.login-logo {
    text-align: center;
    margin-bottom: 25px;
    color: #4e73df;
}
.login-logo i {
    font-size: 60px;
    margin-bottom: 15px;
}
@media (max-width: 576px) {
    .login-container {
        padding: 20px;
    }
    .login-logo i {
        font-size: 50px;
    }
    .login-logo h2 {
        font-size: 1.5rem;
    }
}