body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f4f4f4;
    margin: 0;
}

#softphone {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    width: 300px;
    text-align: center;
}

#softphone h1 {
    margin-bottom: 20px;
}

#softphone input {
    width: calc(100% - 20px);
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

#softphone button {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: none;
    border-radius: 4px;
    background-color: #007bff;
    color: #fff;
    cursor: pointer;
    font-size: 16px;
}

#softphone button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

#softphone #status {
    margin-bottom: 20px;
    font-weight: bold;
}
#softphone #user {
    margin-bottom: 20px;
    font-weight: bold;
}