body {
    margin: 0;
    padding: 0;
    font-family: "Poppins", sans-serif;
    background: linear-gradient(120deg, #f6d5f7, #fbe9d7);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container, .welcome-container {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 20px;
    box-shadow: 0px 0px 15px rgba(0,0,0,0.2);
    animation: float 3s ease-in-out infinite;
}

.title {
    font-size: 2.5em;
    color: #ff4eb8;
    margin-bottom: 20px;
}

.login-box input {
    display: block;
    width: 250px;
    margin: 10px auto;
    padding: 10px;
    border: 2px solid #ffb6e6;
    border-radius: 10px;
    outline: none;
}

.login-box input:focus {
    border-color: #ff4eb8;
}

.login-box button {
    margin-top: 15px;
    padding: 10px 30px;
    background: #ff4eb8;
    border: none;
    color: white;
    border-radius: 20px;
    cursor: pointer;
    transition: 0.3s;
}

.login-box button:hover {
    background: #d63392;
}

#error {
    color: red;
    margin-top: 10px;
}

.logout-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 25px;
    background: #ff4eb8;
    color: white;
    text-decoration: none;
    border-radius: 20px;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}