/* --------- Colours --------- */
:root {
    --text-colour: #000000;
    --site-shadow: #648eb150;
    --site-background: #b0d0d3;
    --content-background: #f5f1b2;
    --content-shadow: #dbe0a0;
    
    --ccolor-1: hsl(0, 85%, 73%);
    --ccolor-2: hsl(38, 85%, 73%);
    --ccolor-3: hsl(112, 58%, 72%);
    --ccolor-4: hsl(224, 85%, 73%);

    --em-colour: rgb(50, 19, 24);
    --h1-colour: var(--text-colour);
    --h2-colour: var(--em-colour);
    --h3-colour: #1b1630;
    --h4-colour: #2a2442;
}


/* --------- Main --------- */
body {
    background-color: var(--site-background);
    font-family: sans-serif;
    font-size: 17;
    line-height: 120%;
    color: var(--text-colour);
}

.main {
    margin: 20px 0;
    filter:drop-shadow(4px 4px var(--site-shadow));
    display:grid;
    grid-template-columns: 1fr min(900px, 100%) 1fr;
}

.header {
    margin: 20px 20px 3px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    grid-column: 2;
}

.sitename {
    position: relative;
    z-index: 2;
    text-decoration: solid;
    color: inherit;
}

.sitename > h1 {
    margin: -10px 0;
}

.nav-button {
    padding: 6px;
    text-decoration: solid;
    color: inherit;
    position: relative;
}

.nav-buttons .nav-button:nth-child(1) {
    background-color: var(--ccolor-1)
}
.nav-buttons .nav-button:nth-child(2) {
    background-color: var(--ccolor-2)
}
.nav-buttons .nav-button:nth-child(3) {
    background-color: var(--ccolor-3)
}
.nav-buttons .nav-button:nth-child(4) {
    background-color: var(--ccolor-4)
}

.nav-button:hover {
    filter: brightness(90%) saturate(95%) hue-rotate(10deg);
    top: 2px;
}

.nav-button:active {
    top: -1px;
}

/* ------- Contet -------- */
.content {
    padding: 20px 40px;
    background-color: var(--content-background);
    position: relative;
    z-index: 1;
    grid-column: 2;
}

.content em {
    color: var(--em-colour);
}

.content h1 {
    text-align: center;
    color: var(--h1-colour);
    font-size: 32;
    padding: 15px 0;
    margin: 10px -20px 20px -20px;
    background-color: var(--ccolor-3);
    border-color: #000000;
    border-width: 2px;
    border: 2px;
    border-style: solid;
    box-shadow: 2px 2px var(--content-shadow);
}

.content h2 {
    color: var(--h2-colour);
    margin: 20px 0 0 10px;
}

.content h3 {
    color: var(--h3-colour);
    margin: 20px 0 0 30px;
}

.content h4 {
    color: var(--h4-colour);
    margin: 20px 0 0 20px;
}

.content p {
    margin: 10px 0;
    text-align: justify;
    text-indent: 5px
}

.content ul {
    margin-top: -5px;
    padding-left: 15px;
}

.content section.level2 {
    border-right: solid;
    border-radius: 5px;
    margin-right: -10px;
    padding: 0px 10px;
    border-color: #0b551c59;
}

.content section.level3 {
    border-left: solid;
    border-radius: 5px;
    margin-left: -10px;
    padding: 0px 10px;
    border-color: #0b551c59;
}

math[display=inline] {
    font-size: 19;
    font-weight: 500;
    color: var(--em-colour)
}

/* Boxing */
section.boxed {
    background-color: var(--ccolor-1);
    border-width: 2px;
    border-style: solid;
    box-shadow: var(--content-shadow) 4px 4px;
    padding-left: 10px;
    padding-right: 10px;
}

pre.boxed {
    background-color: var(--ccolor-1);
    border-width: 2px;
    border-style: solid;
    box-shadow: var(--content-shadow) 4px 4px;
    padding: 10px;
    white-space: pre-wrap;
}

/* Code */
.content code:not(pre code) {
    background-color: var(--ccolor-2);
    box-shadow: var(--content-shadow) 2px 2px;
    padding: 0px 2px;
    /* margin: 1px; */
}

.content a:has(> code) {
  text-decoration: none;
  color: var(--text-colour);
}
.content a code {
  position: relative;
  background-color: var(--ccolor-1) !important;
}
.content a:hover code {
  box-shadow: var(--content-shadow) 1px 1px;
  filter: brightness(90%) saturate(95%) hue-rotate(10deg);
  top: 1px
}

.sbutton {
    padding: 6px;
    background-color: var(--ccolor-1);
    margin: 0px 3px;
    border-width: 2px;
    border-style: solid;
    box-shadow: var(--content-shadow) 4px 4px;
    /*display: inline-block;*/
    text-decoration: solid;
    color: inherit;
    flex-grow: 1;
}