:root {
  --font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --primary-color: #228be6;
}

*,
*:before,
*:after {
    box-sizing: inherit;
    -webkit-box-sizing: inherit;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
}

html {
    color: #333;
    font-size: 10px;
    line-height: 1.15;
    font-family: var(--font-family);
    font-smoothing: antialiased;
    -webkit-font-smoothing: antialiased;
    osx-font-smoothing: grayscale;
    -moz-osx-font-smoothing: grayscale;
    text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    max-width: 1264px;
    height: 100vh;
    display: grid;
    grid-template-rows: auto 1fr auto;
    margin: 0 auto;
    padding: 0 32px;
    font-size: 1.6rem;
    line-height: 2.4rem;
}

header,
main,
footer {
    width: 100%;
    margin: 0 auto;
    padding: 0;
}

article {
    padding-top: 3.2rem;
}
section {
    margin-bottom: 3.2rem;
}

h1,
h2,
h3,
h4 {
    color: #222;
    margin-top: 0;
}
h1:last-child, h2:last-child, h3:last-child, h4:last-child {
    margin-bottom: 0;
}

a {
    color: var(--primary-color);
    cursor: pointer;
    text-decoration: none;
}
a:hover,
a:focus,
a:active {
    text-decoration: underline;
}

hr {
    border: 0;
    width: 100%;
    border-top: 1px solid #e3e3e3;
    margin: 1.4rem 0;
}

header {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 1.6rem;
    align-items: center;
    height: 6.4rem;
}

header small {
    padding-left: 1.6rem;
    border-left: 1px solid #e3e3e3;
    color: #666;
    font-size: 1.2rem;
    line-height: 1.6rem;
}

.personas-callout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(20em, 1fr));
    gap: 3rem;
}

.personas-callout section {
    display: grid;
    grid-template-rows: auto auto auto 1fr auto;
    gap: 1rem;
    justify-items: center;
    text-align: center;
    border: 3px solid #e3e3e3;
    padding: 3.2rem;
    margin-bottom: 2rem;
}
.personas-callout section:hover {
    border-color: #cdcdcd;
    cursor: pointer;
    text-decoration: none;
}
.personas-callout figure {
    width: 7em;
}
.personas-callout img, svg {
    max-width: 100%;
}
.personas-callout h2,
.personas-callout select,
.personas-callout input {
    margin: 0;
}
.personas-callout ul {
    margin: 0 0 0.5rem 0;
    padding: 0;
    list-style-type: none;
    list-style-position: outside;
}
.personas-callout li {
    color: #666;
    font-size: 1.4rem;
    line-height: 2rem;
}

form,
input,
select,
textarea,
button {
    display: block;
    width: 100%;
    max-width: 40rem;
}

input,
select,
textarea,
button {
    border: 1px solid #444;
    border-radius: 0.3rem;
    background-color: white;
    font-family: inherit;
    padding: 1.1rem 1.6rem;
    font-size: 1.6rem;
    line-height: 2.4rem;
    margin-bottom: 2rem;
    color: #222;
    font-weight: 500;
}

select {
    padding-right: 3.5rem;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

input[type="submit"],
button,
a.button {
    font-size: 1.6rem;
    line-height: 2rem;
    font-weight: 600;
    color: white;
    text-align: center;
    background-color: var(--primary-color);
    border: 0;
    cursor: pointer;
    padding: 1.4rem 2.4rem;
    margin: 0.8rem 0 0.8rem;
    width: auto;
    display: inline-block;
    border-radius: 0.3rem;
}
input[type="submit"]:hover,
button:hover,
a.button:hover {
    background-color: var(--primary-color);
    filter: brightness(0.85);
    text-decoration: none;
}
input[type="submit"]:focus,
button:focus,
a.button:focus {
    outline: 2px solid rgba(29, 106, 229, 0.5);
    outline-offset: 1px;
    text-decoration: underline;
}

input[type="submit"].secondary,
button.secondary,
a.button.secondary {
    color: #212121;
    background-color: #ffffff;
    border: 0.1rem solid #a3a3a3;
    padding: 1.3rem 2.3rem;
    padding-top: 1.3rem;
    padding-bottom: 1.3rem;
    padding-right: 2.4rem;
    line-height: 2rem;
}
input[type="submit"].secondary:hover,
button.secondary:hover,
a.button.secondary:hover {
    filter: none;
    background-color: #e3e3e3;
    color: #212121;
}

input[type="submit"].small,
button.small,
a.button.small {
    font-size: 1.4rem;
    line-height: 2rem;
    margin-top: 0;
    padding: 0.5rem 2.3rem;
}

label {
    font-size: 1.6rem;
    line-height: 2.4rem;
    font-weight: 500;
    color: #222;
    display: block;
    margin-bottom: 0.8rem;
}

fieldset {
    background-color: white;
    border: 1px solid #e3e3e3;
    border-radius: 0.4rem;
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    padding: 2.4rem;
}

legend {
    float: left;
    width: 100%;
    margin-bottom: 1.5em;
    padding-bottom: 1em;
    border-bottom: 1px solid #e3e3e3;
}

table {
    font-size: 1.6rem;
    line-height: 2.4rem;
    border-collapse: collapse;
    color: #363636;
    width: 100%;
    overflow-x: auto;
    vertical-align: middle;
}

table select,
table input,
table input[type="submit"],
table button {
    white-space: nowrap;
}
table select {
    font-size: 1.4rem;
    line-height: 2rem;
    padding: 0.5rem 2.3rem;
}

th {
    font-size: 1.6rem;
    line-height: 2.4rem;
    font-weight: 500;
    color: #222;
}

th,
td {
    padding: 1.6rem;
    min-width: 8rem;
    border-bottom: 1px solid #eee;
    text-align: left;
    white-space: normal;
}

.middle {
    height: 100%;
    display: grid;
    grid-template-rows: auto auto;
    justify-items: center;
    align-items: center;
    align-content: space-evenly;
    gap: 1rem;
}

.center {
    text-align: center;
}