/* Reset margin/padding */
body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to right, #4facfe, #00f2fe);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Kotak login */
.login-box {
    width: 100%;
    max-width: 400px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
    padding: 30px 25px;
    box-sizing: border-box;
}

.login-box-body {
    padding: 0;
    margin-top: 20px;
}

/* Logo dan judul */
.login-logo h3 {
    font-weight: bold;
    color: #2d2d2d;
    font-size: 22px;
}

.login-box-msg {
    margin: 15px 0;
    font-size: 16px;
    color: #666;
}

/* Input field */
.form-control {
    border-radius: 6px;
    padding: 12px;
    font-size: 14px;
}

/* Icon dalam input */
.form-control-feedback {
    top: 10px;
    color: #888;
}

/* Tombol */
.btn {
    border-radius: 6px;
    padding: 10px;
    font-size: 15px;
}

.btn-success {
    background-color: #28a745;
    border-color: #28a745;
}

.btn-success:hover {
    background-color: #218838;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0069d9;
}

.btn-info {
    background-color: #17a2b8;
    border-color: #17a2b8;
}

.btn-info:hover {
    background-color: #138496;
}

/* Responsive tweaks */
@media (max-width: 480px) {
    .login-box {
        margin: 10px;
        padding: 20px 15px;
    }

    .login-logo h3 {
        font-size: 18px;
    }
}