body {
    font-family: Arial, sans-serif;
    background-color: #f0f4f8;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.login-container {
    width: 400px;
    padding: 50px;
    background-color: #ffffff;
    border-radius: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    text-align: center;
    position: relative;
}

.login-container h2 {
    margin-bottom: 25px;
    color: #333;
    font-size: 24px;
}

.avatar {
    width: 90px;
    height: 90px;
    margin: -75px auto 20px auto;
    background-color: #d9edff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.avatar img {
    width: 60%;
    height: auto;
}

.input-group {
    display: flex;
    align-items: center;
    border: 2px solid #ccc;
    border-radius: 10px;
    margin-bottom: 15px;
    padding: 8px;
    transition: all 0.3s ease;
}

.input-group:focus-within {
    border-color: #3b82f6;
    box-shadow: 0 0 5px rgba(59,130,246,0.5);
}

.input-group .icon {
    font-size: 20px;
    color: #3b82f6;
    padding: 0 8px;
}

.input-group input {
    width: 100%;
    border: none;
    outline: none;
    font-size: 16px;
    background-color: transparent;
    padding: 8px 5px;
}

.remember-me {
    text-align: left;
    margin-bottom: 15px;
}

.remember-me input {
    margin-right: 5px;
    transform: scale(1.1);
}

.remember-me label {
    font-size: 14px;
    color: #555;
}

button[type="submit"] {
    background-color: #3b82f6;
    color: #ffffff;
    border: none;
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 17px;
    transition: all 0.3s ease;
}

button[type="submit"]:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 3px 8px rgba(59,130,246,0.4);
}