/* General page: browser fonts are kept unchanged. */
* {
    box-sizing: border-box;
}

body {
    max-width: 960px;
    margin: 0 auto;
    padding: 16px;
    background-color: #f6f4eb;
    color: #253b31;
}

a {
    color: #1d5138;
}

h1, h2 {
    color: #153e2b;
}

/* Header and navigation */
header {
    background-color: #ffffff;
    border: 1px solid #c7cec1;
}

.logo {
    display: block;
    width: 300px;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
}

nav {
    padding: 8px;
    background-color: #153e2b;
    text-align: center;
}

nav a {
    display: inline-block;
    padding: 12px;
    color: #ffffff;
    text-decoration: none;
}

nav a:hover, nav a[aria-current="page"] {
    background-color: #e7eddc;
    color: #153e2b;
}

a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible {
    outline: 2px solid #1d5138;
    outline-offset: 3px;
}

nav a:focus-visible {
    outline-color: #ffffff;
}

/* Main content */
main {
    padding: 20px;
    background-color: #fffef8;
    border: 1px solid #c7cec1;
}

p, li {
    line-height: 1.5;
}

section {
    margin: 20px 0;
    padding: 16px;
    border: 1px solid #c7cec1;
}

figure {
    margin: 20px 0;
}

img {
    max-width: 100%;
    height: auto;
}

figure img {
    display: block;
    width: 100%;
}

figcaption {
    padding-top: 8px;
}

.profile-photo {
    width: 160px;
    border: 1px solid #c7cec1;
}

/* Forms: native dialog submission keeps practice data on this device. */
dialog {
    position: static;
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0;
    border: 0;
    background-color: #fffef8;
    color: #253b31;
}

fieldset {
    min-width: 0;
    margin: 20px 0;
    padding: 16px;
    border: 1px solid #c7cec1;
}

legend {
    padding: 0 6px;
    color: #153e2b;
}

.form-field {
    margin-bottom: 16px;
}

label, small {
    display: block;
    margin: 6px 0;
}

input, select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #c7cec1;
    border-radius: 3px;
    background-color: #ffffff;
    color: #253b31;
}

.choice {
    width: auto;
}

button, .button {
    display: inline-block;
    padding: 12px 18px;
    margin: 4px 4px 4px 0;
    border: 1px solid #153e2b;
    border-radius: 3px;
    background-color: #153e2b;
    color: #ffffff;
    text-decoration: none;
    cursor: pointer;
}

button:hover, .button:hover {
    background-color: #1d5138;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px;
    border: 1px solid #c7cec1;
    text-align: left;
    overflow-wrap: anywhere;
}

th {
    background-color: #e7eddc;
}

caption {
    padding: 12px;
}

/* Footer */
footer {
    padding: 16px;
    background-color: #153e2b;
    color: #ffffff;
    text-align: center;
}