body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #101820;
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
.login-box {
    background: #1e2a38;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
}
.login-box h2 {
    margin-bottom: 20px;
    color: #f9c846;
}
.user-box {
    position: relative;
    margin-bottom: 30px;
}
.user-box input {
    width: 100%;
    padding: 10px;
    background: none;
    border: none;
    border-bottom: 2px solid #f9c846;
    color: white;
    font-size: 16px;
}
.user-box label {
    position: absolute;
    top: 10px;
    left: 10px;
    pointer-events: none;
    transition: 0.5s;
    color: #f9c846;
}
a {
    color: #f9c846;
    text-decoration: none;
    border: 1px solid #f9c846;
    padding: 10px 20px;
    border-radius: 5px;
}