body {
    font-family: "Tahoma";
    background: #eef2f7;
    text-align: center;
}

.container {
    background: white;
    padding: 20px;
    margin: 40px auto;
    width: 400px;
    border-radius: 10px;
    box-shadow: 0 0 10px #ccc;
}

input, button {
    width: 90%;
    padding: 10px;
    margin: 5px;
}

button {
    background: #28a745;
    color: white;
    border: none;
    cursor: pointer;
}

#progress {
    margin-top: 10px;
    color: green;
}