* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    width: 100dvw;
    height: 100dvh;
}

table {
    width: 100%;
    height: 100%;
    border: 1px solid black;
    border-collapse: collapse;
    tr.first {
        border-top: 2px solid black;
    }
    th, td {
        border: 1px solid black;
        text-align: center;
        padding: 0;
        margin: 0;
        &.request {
            width: 2rem;
        }
        &.first {
            border-left: 2px solid black;
        }
    }

    input {
        width: 100%;
        height: 100%;
        margin: 0;
        border: 0;

        &.blind {
            background-color: #cccccc;
        }
    }
}

.flex-row {
    display: flex;
    flex-direction: row;
    width: 100%;
    height: 100%;

    > * {
        flex: 1;
    }
}