body, html {
    height: 100%;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: Arial, sans-serif;
    background-color: #e5e5e500;
}

.container {
    text-align: center;
    color: #ffffff;
}

#input-link {
    width: 150px;
    padding: 10px;
    margin: 20px 0;
    border-radius: 20px;
    border: 1px solid #ccc;
}

#output-container {
    margin-bottom: 20px;
}

#output-link {
    display: none;
    padding: 10px;
    background-color: #f0f0f0;
    border: 1px solid #ccc;
    border-radius: 20px;
    text-decoration: none;
    color: #333;
}

button {
    padding: 10px;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    margin: 5px;
}

.hidden {
    display: none;
}

.background-controls {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
}

#background-input-container {
    display: flex;
    align-items: center;
    margin-left: 10px;
}

#background-link {
    width: 250px;
    padding: 10px;
    border-radius: 20px;
    border: 1px solid #ccc;
    margin-right: 10px;
}