/* Box sizing rules */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Prevent font size inflation */
html {
    -moz-text-size-adjust: none;
    -webkit-text-size-adjust: none;
    text-size-adjust: none;
}

/* Remove default margin in favour of better control in authored CSS */
body, h1, h2, h3, h4, p,
figure, blockquote, dl, dd {
    margin-block-end: 0;
}

/* Remove list styles on ul, ol elements with a list role, which suggests default styling will be removed */
ul[role='list'],
ol[role='list'] {
    list-style: none;
}

/* Set core body defaults */
body {
    min-height: 100vh;
    line-height: 1.5;
    font-family: monospace;
}

/* Set shorter line heights on headings and interactive elements */
h1, h2, h3, h4,
button, input, label {
    line-height: 1.1;
}

/* Balance text wrapping on headings */
h1, h2,
h3, h4 {
    text-wrap: balance;
}

/* A elements that don't have a class get default styles */
a:not([class]) {
    text-decoration-skip-ink: auto;
    color: currentColor;
}

/* Make images easier to work with */
img,
picture {
    max-width: 100%;
    display: block;
}

/* Inherit fonts for inputs and buttons */
input, button,
textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Make sure textareas without a rows attribute are not tiny */
textarea:not([rows]) {
    min-height: 10em;
}

/* Anything that has been anchored to should have extra scroll margin */
:target {
    scroll-margin-block: 5ex;
}

h1 {
    border-bottom: 0.2em solid #3f3f3f;
    margin: 1em 0;
    padding: 0 0 0.5em 0;
}

table tr td {
    padding: 10px;
    width: 20em;
}
table tr td input[type=checkbox] {
    width: 2em;
    height: 2em;
}
div#main {
    display: grid;
    grid-template-columns: [first] 50% [second] 50% [end];
}
div#main > div {
    padding: 3em;
}
div#form .form-group {
    display: grid;
    grid-template-columns: [first] 40% [second] 10% [third] 50% [end];
    margin: 0 0 5px 0;
}

div#timeline div.timeline-item {
    display: grid;
    grid-template-columns: [event_type] 20% [event_start] 15% [event_end] 15% [data] 40% [delete] 10% [end];
    font-size: 1.1em;
    margin-bottom: 5px;
    padding: 5px 0;
    border-bottom: 1px solid #afafaf;
}

input.submit {
    padding: 10px;
    max-width: 100px;
    background-color: #333333;
    color: #ffffff;
    font-weight: bold;
    border-radius: 1em;
}

menu {
    background-color: #333333;
    display:flex;
    justify-content: left;
    align-items: left;
}

menu menuitem {
    display: block;
}
menu menuitem button {
    padding: 10px;
    border: 0;
    border: 1px solid #fff;
    border-top: 0;
    border-bottom: 0;
    background-color: #333333;
    color: #fff;
}
menu menuitem button:hover {
    background-color: #888;
}