table {
    margin: 10px auto;
    border-collapse: collapse;
}

td {
    border: 2px solid grey;
    padding: 15px;
    text-align: center;
}

input {
    margin: 0 10px;
}

.wrapper {
    display: flex;
    justify-content: center;
}

.highlight {
    background: lightblue;
}