body {
    font-family: Arial, sans-serif;
    background-color: #d9edf7;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    flex-direction: column;
}

.top-section {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.top-section .logo, .top-section .login-link {
    margin: 10px 20px;
}

.top-section img {
    height: 40px;
}

.login-link a {
    font-size: 0.9rem;
    color: #333;
    text-decoration: none;
}

.login-container {
    background-color: #f7fcff;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 350px;
    margin-top: 120px;
}

.login-container img {
    width: 150px;
    margin-bottom: 20px;
}

.input-field {
    position: relative;
    margin-bottom: 20px;
}

.input-field input {
    width: 100%;
    padding: 10px 20px;
    padding-left: 45px;
    border: 1px solid #ccc;
    border-radius: 25px;
    font-size: 1rem;
    box-sizing: border-box;
}

.input-field .icon {
    position: absolute;
    top: 50%;
    left: 15px;
    transform: translateY(-50%);
    color: #999;
    font-size: 1.2rem;
}

.login-button {
    background: linear-gradient(to bottom, #6aa8e6, #3e8ee6);
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    cursor: pointer;
    width: 100%;
}

.login-button:hover {
    background: linear-gradient(to bottom, #5a98d6, #367cc4);
}

@media (max-width: 768px) {
    body {
        padding: 0 20px;
    }

    .login-container {
        width: 100%;
        max-width: 400px;
        padding: 30px 20px;
    }

    .login-container img {
        width: 100px;
    }

    .input-field input {
        font-size: 1rem;
        padding-left: 40px;
    }
}

@media (max-width: 480px) {
    .login-container {
        padding: 20px 15px;
    }

    .login-button {
        font-size: 0.9rem;
        padding: 10px;
    }

    .top-section {
        padding: 0;
    }

    .top-section img {
        height: 30px;
    }

    .top-section .logo, .top-section .login-link {
        margin: 5px 10px;
    }

    .login-link a {
        font-size: 0.8rem;
    }
}