* {
    box-sizing: border-box;
}

body {
    max-width: 75ch;
    margin: 2em auto;
}

.errors {
    background-color: #fcc;
    border: 1px solid #f00;
    padding: 0 1em;
}

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

table {
    border-collapse: collapse;
}

th, td {
    padding: .5em;
}

input.address {
    display: block;
    width: 40ch;
    margin-top: 0.5em;
}

input.obnoxiously-large {
    padding: 2em;
    width: 40ch;
    margin-top: 0.5em;
}