:root {
    --primary: #7952b3;
    --secondary: #61428f;
    --border-color: #dee2e6;
    --max-width: 1140px;
    --border-radius: 0.25rem;
    --button-text: #fff;
    --button-focus: 0 0 0 3px rgba(121, 82, 179, 0.25);
    --link-color: #7952b3;
    --text-main: #363636;
    --text-bright: #000;
    --body-bg-color: #f9fafb;
    --footer-bg-color: #fff;
    --form-bg-color: #fff;
    --input-text-color: #000;
    --input-text-disabled: #7a7a7a;
    --input-placeholder-color: #c2c2c2;
    --input-border-color: #ccc;
    --input-background-color: #fff;
    --input-disabled: #f5f5f5;
    --input-focus: 0 0 0 3px rgba(121, 82, 179, 0.25);
    --error: #dc3545;
    --success: #198754;
    --warning: #664d03;
    --info: #0c5460;
    --alert-error-bg: #f8d7da;
    --alert-warning-bg: #fff3cd;
    --alert-success-bg: #d4edda;
    --alert-info-bg: #d1ecf1
}

*,::after,::before {
    margin: 0;
    padding: 0;
    box-sizing: border-box
}

body {
    font-family: -apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif;
    font-size: 1rem;
    line-height: 1.25;
    background-color: var(--body-bg-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--text-main)
}

body>header {
    max-width: 100%;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: center;
    padding: 0;
    background-color: #fff
}

body>header>nav {
    max-width: var(--max-width);
    flex: 1
}

body>footer {
    background-color: var(--footer-bg-color);
    border-top: 1px solid var(--border-color);
    width: 100%;
    margin-top: auto
}

body>footer>p {
    text-align: center;
    max-width: var(--max-width);
    padding: 1rem 0;
    margin: 0 auto
}

body>main {
    max-width: var(--max-width);
    margin: 1rem auto;
    flex: 1
}

main>form {
    margin: 1rem auto;
    border: solid 1px var(--border-color);
    padding: 1rem;
    border-radius: var(--border-radius);
    background-color: var(--form-bg-color)
}

body>header>nav>a {
    display: flex;
    justify-content: center;
    align-items: center
}

nav {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center
}

@media (min-width:769px) {
    nav {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        align-items: center
    }}

nav ul {
    list-style: none;
    padding: 0
}

nav ul li {
    display: inline-block;
    margin: 0 .5rem;
    position: relative;
    text-align: left
}

nav li a {
    text-decoration: none;
    color: var(--text-main)
}

a {
    color: var(--link-color);
    text-decoration: none
}

a:hover {
    text-decoration: none
}

article img,section img {
    max-width: 100%
}

hr {
    background-color: var(--input-border-color);
    border: none;
    height: 1px;
    margin: 1rem 0;
    width: 100%
}

ol li,ul li {
    padding: .2rem 0;
    margin: 0 2rem
}

p {
    margin: .75rem 0;
    padding: 0
}

details {
    margin: 1.3rem 0
}

details summary {
    font-weight: 700;
    cursor: pointer
}

form {
    width: 400px
}

form h1 {
    padding: 5px 0;
    font-size: 1.4rem;
    font-weight: 400;
    text-align: center;
    color: var(--text-bright)
}

form i {
    margin-left: -30px;
    cursor: pointer
}

form p {
    margin-bottom: .5rem
}

form>section {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem
}

form>footer {
    text-align: center;
    border-top: solid 1px var(--input-border-color);
    padding: .5rem 0;
    font-size: .8rem
}

form>div {
    margin-bottom: .75rem
}

input+small,label+small,textarea+small {
    color: var(--error)
}

label {
    display: inline-block;
    margin-bottom: 5px;
    vertical-align: top;
    width: 100%
}

input,select,textarea {
    background-color: var(--input-background-color);
    color: var(--input-text-color);
    border: 1px solid var(--input-border-color);
    border-radius: var(--border-radius);
    display: inline-block;
    padding: .5rem .75rem;
    width: 100%;
    font-family: inherit;
    font-size: 1rem
}

input::placeholder {
    color: var(--input-placeholder-color)
}

input:focus,select:focus,textarea:focus {
    outline: 0;
    box-shadow: var(--input-focus)
}

input[disabled],textarea[disabled] {
    background-color: var(--input-disabled);
    border: solid 1px var(--input-border-color);
    box-shadow: none;
    color: var(--input-text-disabled);
    cursor: not-allowed
}

input.error,select.error,textarea.error {
    border-color: var(--error)
}

input.error:focus,select.error:focus,textarea.error:focus {
    box-shadow: 0 0 0 .25rem rgb(220 53 69 / 25%)
}

input.success,select.success,textarea.success {
    border-color: var(--success)
}

input.success:focus,textarea.success:focus {
    box-shadow: 0 0 0 .25rem rgb(25 135 84 / 25%)
}

a em,a i,button {
    display: inline-block;
    background: var(--primary);
    color: var(--button-text);
    border: 1px solid var(--primary);
    border-radius: var(--border-radius);
    font-size: 1em;
    font-weight: 400;
    text-align: center;
    padding: .5em .75em;
    min-width: 10ch;
    user-select: none;
    font-style: normal;
    text-decoration: none;
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out
}

a em:hover,a i:hover,button:hover {
    background: var(--secondary);
    border-color: var(--border-color);
    cursor: pointer
}

a em:focus,a i:focus,button:focus {
    outline: 0;
    color: var(--button-text);
    background-color: var(--secondary);
    border-color: var(--border-color);
    box-shadow: var(--button-focus)
}

a em,button[type=button] {
    background-color: #fff;
    color: var(--primary);
    border-color: var(--primary)
}

a em:hover,button[type=button]:hover {
    background: var(--secondary);
    color: var(--button-text);
    cursor: pointer
}

form>button {
    display: block;
    width: 100%
}

form>div>div>label {
    width: auto;
    cursor: pointer;
    display: inline-block;
    position: relative;
    border-radius: var(--border-radius)
}

form>div>p>label {
    display: block;
    margin-left: auto;
    margin-bottom: .75rem
}

label+label {
    margin-left: 1rem
}

input[type=checkbox],input[type=radio] {
    vertical-align: baseline;
    width: auto
}

[hidden] {
    display: none
}

.alert {
    position: relative;
    padding: 1rem 1rem;
    margin-bottom: 1rem;
    border-radius: var(--border-radius)
}

.alert-error {
    color: var(--error);
    background-color: var(--alert-error-bg)
}

.alert-warning {
    color: var(--warning);
    background-color: var(--alert-warning-bg)
}

.alert-info {
    color: var(--info);
    background-color: var(--alert-info-bg)
}

.alert-success {
    color: var(--success);
    background-color: var(--alert-success-bg)
}

table {
    border-spacing: 0;
    display: block;
    overflow-x: auto;
    text-align: left;
    width: 100%
}

td,th {
    border-bottom: .1rem solid #e1e1e1;
    padding: 1.2rem 1.5rem
}

td:first-child,th:first-child {
    padding-left: 0
}

td:last-child,th:last-child {
    padding-right: 0
}

@media (min-width:40rem) {
    table {
        display: table;
        overflow-x: initial
    }}

.center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center
}