body, html {
    height: 100%;
    margin: 0;
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: #f0f8ff;
    background-size: cover;
    background-position: 50% 50%;
    z-index: -1;
}

.content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: auto;
    padding: 20px;
    text-align: center;
}

#form-container, #result-container {
    background-color: #e6f7ff;
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

input[type="text"], button {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

button {
    background-color: #0044cc;
    color: white;
    cursor: pointer;
}

#generated-url {
    background-color: #f9f9f9;
    cursor: text;
}