ptouch-api/web/style.css

:root {
    --background-color: #ffffff;
    --font-color: #000000;
    --margin-color: #888;
}

@media (prefers-color-scheme: dark) {
    :root {
        --background-color: #1e1e1e;
        --font-color: #fff;
        color-scheme: dark;
    }
}


@media (max-width: 450px) {
    #elements {
        thead {
            display: none !important;
        }
        td {
            display: inline-block !important;
            width: auto;
        }
        tbody td:first-child {
            width: 95%;
            input[type="text"] {
                width: 100%;
            }
        }
    }
}

body {
    margin: 1em auto;
    max-width: 800px;
}

body, input {
    background: var(--background-color);
    color: var(--font-color);
}

input {
    line-height: 24px;
}

#elements {
    tr {
        line-height: 42px;
    }


    td {
        padding: 0 5px;
    }

    .pos input, .size input {
        width: 60px;
    }

    .image {
        input[type="file"] {
            opacity: 0;
            width: 0;
        }
        label {
            line-height: 32px;
            padding: 0 12px;
            margin: 5px 0;
            border: 1px solid var(--font-color);
            border-radius: 7px;
            display: inline-block;
            cursor: pointer;
        }
    }
    .preview {
        img {
            height: 42px;
            width: auto;
        }
    }
}

#tape {
    display: inline-block;
    width: auto;
    background: var(--margin-color);
}

#autoHelp {
    display: none;
    &.show {
        display: inline;
    }
}