body {
            background-color: #ffffff;
            font-family: 'Arial', sans-serif;
        }

        .login-container {
            max-width: 400px;
            margin: 100px auto;
            padding: 30px;
            background-color: #e1ebef;
            border-radius: 15px;
            box-shadow: 15px 15px 30px #a1a8b8, -15px -15px 30px #ffffff;
        }

        h2 {
            text-align: center;
            color: #00939bdd;
            margin-bottom: 40px;
        }

        label {
            font-size: 15px;
            font-weight: bold;
            color: #168397;
            position: absolute;
            top: 12px;
            left: 16px;
            transition: 0.3s;
        }

        .form-group {
            position: relative;
            margin-bottom: 20px;
        }

        input {
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            border: 1px solid #ddd;
            border-radius: 20px;
            box-sizing: border-box;
            background-color: #e0e5ec;
            color: #555555;
            box-shadow: inset 4px 4px 8px #a1a8b8, inset -4px -4px 8px #ffffff;
            transition: all 0.3s ease;
        }

        input:focus {
            outline: none;
            box-shadow: inset 4px 4px 8px #a1a8b8, inset -4px -4px 8px #ffffff, 0 0 10px rgba(0, 123, 255, 0.6);
            border: 1px solid #007bff;
        }

        input:focus + label, input:not(:placeholder-shown) + label {
            top: -12px;
            left: 16px;
            font-size: 14px;
            color: #007bff;
        }

        button {
            width: 100%;
            padding: 10px;
            margin-top: 20px;
            background-color: #00c3ff;
            border: none;
            color: white;
            font-size: 16px;
            border-radius: 20px;
            cursor: pointer;
            transition: background-color 0.3s ease;
            box-shadow: 4px 4px 8px #a1a8b8, -4px -4px 8px #ffffff;
        }

        button:hover {
            background-color: #008cb3e7;
        }

        .alert {
            margin-bottom: 15px;
            border-radius: 8px;
            padding: 15px;
        }

        .footer-text {
            text-align: center;
            margin-top: 20px;
            font-size: 15px;
            color: #555;
        }

        .footer-text a {
            text-decoration: none;
            color: #007bff;
        }

        .form-control {
            background-color: transparent !important;
            box-shadow: none !important;
        }