tutcss.css

/* TutCSS for teachers
    - Hitesh 
    - LearnCodeOnline.in
*/

@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');

:root {
    --border-radius: 3px;
    --box-shadow: 2px 2px 10px;
    --color: #118bee;
    --color-accent: #118bee15;
    --color-bg: #fff;
    --color-bg-secondary: #e9e9e9;
    --color-secondary: #FF6666;
    --color-secondary-accent: #920de90b;
    --color-shadow: #f4f4f4;
    --color-text: #000;
    --color-text-secondary: #999;
    --hover-brightness: 1.2;
    --justify-important: center;
    --justify-normal: left;
    --line-height: 1.5;
    --width-card: 285px;
    --width-card-medium: 460px;
    --width-card-wide: 800px;
    --width-content: 1080px;
}


@media (prefers-color-scheme: dark) {
    :root {
        --color: #1FAA59;
        --color-accent: #38CC77;
        --color-bg: #333;
        --color-bg-secondary: #555;
        --color-secondary: #E8BD0D;
        --color-secondary-accent: #E07C24;
        --color-shadow: #bbbbbb20;
        --color-text: #f7f7f7;
        --color-text-secondary: #aaa;
        --font-family: 'Montserrat', sans-serif;

    }
}


/* Layout */
article aside {
    background: var(--color-secondary-accent);
    border-left: 8px solid var(--color-text);
    padding: 0.01rem 0.8rem;
}

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-family);
    line-height: var(--line-height);
    margin: 0;
    overflow-x: hidden;
    padding:3%;
}

header{
    background-color: var(--color-bg-secondary);
    max-width: 100vw;
    height: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold
    
}


main {
    margin: 0 auto;
    max-width: var(--width-content);
    padding: 3rem 1rem;
    
}

footer{
    margin-top: 2rem;
    background-color: var(--color-bg-secondary);
    padding: .1rem;
    border-top-style: solid;
    border-top-color: var(--color-text-secondary);
    border-top-width: 2px;
    padding: .2rem 1rem;
   
}

hr {
    background-color: var(--color-secondary);
    border: none;
    height: 1px;
    margin: 4rem 0;
    width: 100%;
}

section {
    display: flex;
    flex-wrap: wrap;
    justify-content: var(--justify-important);
}

section img,
article img {
    max-width: 100%;
    border-radius: .4rem;
    margin: .4rem .2rem;
}

section pre {
    overflow: auto;
    color: var(--color-accent);
}

section aside {
    border: 1px solid var(--color-bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow) var(--color-shadow);
    margin: 1rem;
    padding: 1.25rem;
    width: var(--width-card);
}

section aside:hover {
    box-shadow: var(--box-shadow) var(--color-bg-secondary);
    background-color: var(--color-bg-secondary);
}

[hidden] {
    display: none;
}

/* Headers */
article header,
div header,
main header {
    padding-top: 0;
}

header {
    text-align: var(--justify-important);
}

header a b,
header a em,
header a i,
header a strong {
    margin-left: 0.5rem;
    margin-right: 0.5rem;
}

header nav img {
    margin: 1rem 0;
}

section header {
    padding-top: 0;
    width: 100%;
}

/* Nav */
nav {
    align-items: center;
    display: flex;
    font-weight: bold;
    justify-content: space-between;
    margin-bottom: 3rem;
    background-color: var(--color-text-secondary);
    padding: 0 0.5rem;
}

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

nav ul li {
    display: inline-block;
    margin: 0 0.5rem;
    position: relative;
    text-align: left;
    background-color: var(--color);
    padding: .2rem .8rem;
    border-radius: 3px;
    
}

/* Nav Dropdown */
nav ul li:hover ul {
    display: block;
}

nav ul li ul {
    background: var(--color-bg);
    border: 1px solid var(--color-bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow) var(--color-shadow);
    display: none;
    height: auto;
    left: -2px;
    padding: .5rem 1rem;
    position: absolute;
    top: 1.7rem;
    white-space: nowrap;
    width: auto;
    z-index: 1;
    
}
nav ul li ul li{
    margin-top: .3rem;
}

nav ul li ul::before {
    /* fill gap above to make mousing over them easier */
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: -0.5rem;
    height: 0.5rem;
}

nav ul li ul li,
nav ul li ul li a {
    display: block;
}

/* Typography */
code,
samp {
    background-color: var(--color-secondary-accent);
    border-radius: var(--border-radius);
    color: var(--color-text);
    display: inline-block;
    margin: 0 0.1rem;
    padding: 0 0.5rem;
}

details {
    margin: 1.3rem 0;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: var(--line-height);
}

mark {
    padding: 0.1rem;
}

ol li,
ul li {
    padding: 0.2rem 0;
}

p {
    margin: 0.75rem 0;
    padding: 0;
}

pre {
    margin: 1rem 0;
    max-width: var(--width-card-wide);
    padding: 1rem 0;
}

pre code,
pre samp {
    display: block;
    max-width: var(--width-card-wide);
    padding: 0.5rem 1rem;
    white-space: pre-wrap;
    font-size: .9rem;
}

small {
    color: var(--color-text-secondary);
}

sup {
    background-color: var(--color-secondary);
    border-radius: var(--border-radius);
    color: var(--color-bg);
    font-size: xx-small;
    font-weight: bold;
    margin: 0.2rem;
    padding: 0.2rem 0.3rem;
    position: relative;
    top: -2px;
}

/* Links */
a {
    color: var(--color);
    display: inline-block;
    font-weight: bold;
    text-decoration: none;
}

a:hover {
    filter: brightness(var(--hover-brightness));
    text-decoration: underline;
}

a b,
a em,
a i,
a strong,
button {
    border-radius: var(--border-radius);
    display: inline-block;
    font-size: medium;
    font-weight: bold;
    line-height: var(--line-height);
    margin: 0.5rem 0;
    padding: 0.3rem 4rem;
}

button {
    font-family: var(--font-family);
}

button:hover {
    cursor: pointer;
    filter: brightness(var(--hover-brightness));
}

a b,
a strong,
button {
    background-color: var(--color);
    border: 2px solid var(--color);
    color: var(--color-bg);
}

a em,
a i {
    border: 2px solid var(--color);
    border-radius: var(--border-radius);
    color: var(--color);
    display: inline-block;
    padding: 1rem 2rem;
}

article aside a {
    color: var(--color-text);
}

/* Images */
figure {
    margin: 0;
    padding: 0;
}

figure img {
    max-width: 100%;
    border-radius: .5rem;
}

figure figcaption {
    color: var(--color-text-secondary);
}

/* Forms */

button:disabled,
input:disabled {
    background: var(--color-bg-secondary);
    border-color: var(--color-bg-secondary);
    color: var(--color-text-secondary);
    cursor: not-allowed;
}

button[disabled]:hover {
    filter: none;
}

form {
    border: 1px solid var(--color-bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow) var(--color-shadow);
    display: block;
    max-width: var(--width-card-wide);
    min-width: var(--width-card);
    padding: 1.5rem;
    text-align: var(--justify-normal);
}
form:hover{
    box-shadow: var(--box-shadow) var(--color-bg-secondary);
    background-color: var(--color-bg-secondary);
}

form header {
    margin: .3rem 0;
    padding: .1rem 0;
    border-radius: 2rem;
    background-color: var(--color);
}

input,
label,
select,
textarea {
    display: block;
    font-size: inherit;
    max-width: var(--width-card-wide);
}

input[type="checkbox"],
input[type="radio"] {
    display: inline-block;
}

input[type="checkbox"]+label,
input[type="radio"]+label {
    display: inline-block;
    font-weight: normal;
    position: relative;
    top: 1px;
}

input,
select,
textarea {
    border: 1px solid var(--color-bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    padding: 0.4rem 0.8rem;
}

input[readonly],
textarea[readonly] {
    background-color: var(--color-bg-secondary);
}

label {
    font-weight: bold;
    margin-bottom: 0.2rem;
}

/* Tables */
table {
    border: 1px solid var(--color-bg-secondary);
    border-radius: var(--border-radius);
    border-spacing: 0;
    display: inline-block;
    max-width: 100%;
    overflow-x: auto;
    padding: 0;
    white-space: nowrap;
}

table{
    margin-top: .6rem;
}

table td,
table th,
table tr {
    
    padding: 0.4rem 0.8rem;
    text-align: var(--justify-important);
}

table thead {
    background-color: var(--color-secondary);
    border-collapse: collapse;
    border-radius: var(--border-radius);
    color: var(--color-bg);
    margin: 0;
    padding: 0;
}

table thead th:first-child {
    border-top-left-radius: var(--border-radius);
}

table thead th:last-child {
    border-top-right-radius: var(--border-radius);
}

table thead th:first-child,
table tr td:first-child {
    text-align: var(--justify-normal);
}

table tr:nth-child(even) {
    background-color: var(--color-accent);
}

/* Quotes */
blockquote {
    display: block;
    font-size: x-large;
    line-height: var(--line-height);
    margin: 1rem auto;
    max-width: var(--width-card-medium);
    padding: 1.5rem 1rem;
    text-align: var(--justify-important);
    color: var(--color-secondary-accent);
}

blockquote footer {
    color: var(--color-text-secondary);
    display: block;
    font-size: small;
    line-height: var(--line-height);
    padding: .5rem 1.5rem;
    text-align: end;
}