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

    background: linear-gradient(-45deg, #0011ff, #00c3ff, #0044ff, #00f0ff);
    background-size: 400% 400%;
    animation: gradientBG 10s ease infinite;
}

@keyframes gradientBG {
    0% {background-position: 0% 50%;}
    50% {background-position: 100% 50%;}
    100% {background-position: 0% 50%;}
}

.container {
    text-align: center;
    background: rgba(255,255,255,0.1);
    padding: 30px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    color: white;
}

input {
    padding: 10px;
    width: 250px;
    border: none;
    border-radius: 5px;
}

button {
    padding: 10px 15px;
    border: none;
    background: #00c3ff;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}