body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    box-sizing: border-box;
    text-align: center;
    background-color: #fff;
}

.container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.qrbox {
    overflow: hidden;
    border-radius: 30px;
}

#qrcode {
    margin: 30px auto;
    width: 200px;
    height: 200px;
    text-align: center;
}

button {
    position: relative;
    background-color: transparent;
    border: 1px solid #000;
    padding: 15px 30px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 700;
    transition: background-color 250ms ease;
}

button:hover {
    background-color: orange;
    color: #fff;
}

button:active {
    top: 5px;
}

#text-input {
    padding: 10px 15px;
    border-radius: 10px;
    border: 1px solid #000;
    width: 300px;
}

input:focus {
    outline: none;
}