* {
                box-sizing: border-box;
            }

            body {
                margin: 0;
                font-family: Arial, sans-serif;
                background: #f5f5f5;
            }

            .login-container {
                width: 100%;
                max-width: 420px;
                margin: 80px auto;
                padding: 30px;
                background: #fff;
                border-radius: 10px;
                box-shadow: 0 3px 15px rgba(0,0,0,.10);
            }

            h1 {
                text-align: center;
                margin-top: 0;
            }

            label {
                display: block;
                margin-bottom: 7px;
                font-weight: bold;
            }

            input {
                width: 100%;
                padding: 13px;
                border: 1px solid #ccc;
                border-radius: 5px;
                font-size: 16px;
                margin-bottom: 15px;
            }

            button {
                width: 100%;
                padding: 13px;
                border: 0;
                border-radius: 5px;
                background: #0F2C4A;
                color: #fff;
                font-size: 16px;
                cursor: pointer;
            }

            .error {
                padding: 12px;
                margin-bottom: 15px;
                background: #f8d7da;
                color: #721c24;
                border-radius: 5px;
            }

            .message {
                padding: 12px;
                margin-bottom: 15px;
                background: #d4edda;
                color: #155724;
                border-radius: 5px;
            }

            .email-info {
                text-align: center;
                margin-bottom: 20px;
            }

            @media (max-width: 500px) {

                .login-container {
                    margin: 20px 10px;
                    padding: 20px;
                }

            }
            
            * {
                box-sizing: border-box;
            }

            body {
                margin: 0;
                padding: 20px;
                min-height: 100vh;

                display: flex;
                align-items: center;
                justify-content: center;

                background: #f4f6f8;

                font-family: Arial, Helvetica, sans-serif;
                color: #333;
            }

            .container {
                width: 100%;
                max-width: 430px;
            }

            .box {
                background: #fff;
                padding: 35px 30px;
                border-radius: 8px;

                box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            }

            h1 {
                margin: 0 0 10px 0;
                text-align: center;
                color: #0F2C4A;
                font-size: 28px;
            }

            .description {
                text-align: center;
                color: #666;
                line-height: 1.5;
                margin-bottom: 25px;
            }

            label {
                display: block;
                margin-bottom: 7px;
                font-weight: bold;
            }

            input[type="email"] {
                width: 100%;
                padding: 13px 14px;

                border: 1px solid #ccc;
                border-radius: 5px;

                font-size: 16px;
                outline: none;
            }

            input[type="email"]:focus {
                border-color: #0F2C4A;
            }

            button,
            .button {
                display: block;
                width: 100%;

                padding: 13px 15px;
                margin-top: 18px;

                border: none;
                border-radius: 5px;

                background: #0F2C4A;
                color: #fff;

                font-size: 16px;
                text-align: center;
                text-decoration: none;

                cursor: pointer;
            }

            button:hover,
            .button:hover {
                opacity: 0.9;
            }

            .back {
                display: block;
                margin-top: 20px;

                text-align: center;
                color: #0F2C4A;
                text-decoration: none;
            }

            .back:hover {
                text-decoration: underline;
            }

            .message {
                padding: 12px 15px;
                margin-bottom: 20px;

                border-radius: 5px;
                text-align: center;
                line-height: 1.5;
            }

            .message.error {
                background: #f8d7da;
                border: 1px solid #f5c2c7;
                color: #842029;
            }

            .message.success {
                background: #d1e7dd;
                border: 1px solid #badbcc;
                color: #0f5132;
            }

            @media (max-width: 480px) {

                body {
                    padding: 15px;
                }

                .box {
                    padding: 28px 20px;
                }

                h1 {
                    font-size: 24px;
                }
            }