* {
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

body {
    margin: 0;
    height: 100vh;
    background: linear-gradient(135deg, #2c3e50, #4ca1af);
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    background: #fff;
    padding: 30px 35px;
    border-radius: 10px;
    width: 320px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.login-container h2 {
    text-align: center;
    margin-bottom: 25px;
}

.field {
    margin-bottom: 15px;
}

.field label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.field input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    width: 100%;
    padding: 10px;
    background: #2c3e50;
    border: none;
    color: white;
    font-size: 15px;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background: #1f2d3a;
}

.error {
    color: red;
    font-size: 13px;
    text-align: center;
    margin-top: 10px;
}