#table-checker-container {
    max-width: 400px;
    margin: 30px auto;
    text-align: center;
}
#tc-phone-input {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
}
#tc-result {
    margin-top: 15px;
    font-size: 1.2em;
}