table{
    width: min(1100px, 95vw);
    border-collapse: collapse;
    text-align: center;
    margin: 15px auto;
}

table th, 
table td{
    border: 1px solid black;
    padding: 2px 3px;
}

table input {
    width: 100%;
    box-sizing: border-box;
    padding: 4px;
    font-family: inherit;
    text-align: center;
}

table input:focus{
    border: 2px solid black;
    outline: none;
    background-color: lightyellow;
}