/* Global variables */

/* To set */
:root {
  --body-bg-color: #1F1F1F;
  --header-bg-color: #EBAD28;
  --header-border-color: #EBAD28;
  --header-border-width: .3em;
  --header-img-border-color: #1F1F1F;
  --header-text-color: #1F1F1F;
  --header-text-hover-color: gray;
  --section-title-bg-color: #EBAD28;
  --section-title-bg-hover-color: gray;
  --section-border-color: #EBAD28;
  --section-border-hover-color: #EBAD28;
  --section-border-width: .2em;
  --section-title-color: #1F1F1F;
  --text-hover-default-color: #A0A0A0;
  --text-hover-active-color: #EBAD28;
}

/* Html */

html {
  scroll-behavior: smooth;
  font-size: 16px;
}
@media screen and (max-width: 800px)
{
  html
  {
    /* Itself */
    font-size: 13px;
  }
}
@media screen and (max-width: 500px)
{
  html
  {
    /* Itself */
    font-size: 11px;
  }
}
@media screen and (max-width: 350px)
{
  html
  {
    /* Itself */
    font-size: 10px;
  }
}


/* Body */

body
{
  /* Container */
  margin: auto;
  background-color: var(--body-bg-color);
  /* Containee */
  display: flex;
  flex-direction: column;
  /* Itself */
  max-width: 60em;
}
@media screen and (max-width: 500px)
{
  body
  {
    /* Itself */
    width: 100%;
  }
}


*
{
  font-family: "Computer Modern", sans-serif;
  text-align: justify;
  color: #E0E0E0;
}

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

a:hover
{
  color: var(--text-hover-active-color);
}



/* Header */

header
{
  /* Container */
  margin: .3em;
  margin-top: .6em;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  /* Itself */
  background-color: var(--header-bg-color);
  border: var(--header-border-width) var(--header-border-color) solid;
  border-radius: .7em;
  height: 11em;
  padding: .5em;
  padding-left: 1.5em;
  padding-right: 1.5em;
}
@media screen and (max-width: 500px)
{
  header
  {
    /* Itself */
    height: 6em;
    padding: .3em;
    padding-left: 1em;
    padding-right: 1em;
  }
}

header:hover
{
  /* Itself */
  /* border-left-color: #3F3F3F;
  border-right-color: #3F3F3F; */
}

header a
{
  /* Itself */
  color: var(--header-text-color);
  text-decoration: none;
}

header a:hover
{
  /* Itself */
  color: var(--header-text-hover-color);
}

#header-left
{
  /* Container */
  flex: 1;
  min-width: 10em;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: flex-start;
  align-items: center;
}
@media screen and (max-width: 500px)
{
  #header-left
  {
    /* Itself */
    min-width: 5em;
  }
}

#header-left img
{
  /* Itself */
  vertical-align: bottom;
  height: 10em;
  border: .2em var(--header-img-border-color) solid;
  border-radius: 50%;
}
@media screen and (max-width: 500px)
{
  #header-left img
  {
    /* Itself */
    border: .2em var(--header-img-border-color) solid;
    height: 5em;
  }
}

#header-middle
{
  /* Container */
  flex: 3;
  /* Containee */
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  /* Itself */
  padding-top: .3em;
  padding-bottom: .3em;
}
@media screen and (max-width: 500px)
{
  #header-middle
  {
    /* Container */
    flex: none;
    width: 20em;
  }
}

#header-middle #title-div
{
  /* Container */
  flex: 2;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

#header-middle h1
{
  /* Container */
  margin: 0;
  /* Itself */
  padding: 0;
  font-size: 3.3em;
  color: var(--header-text-color);
}
@media screen and (max-width: 500px)
{
  #header-middle h1
  {
      /* Itself */
      font-size: 2.15em;
  }
}

#header-middle #subtitle-div
{
  /* Container */
  flex: 2;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

#header-middle h2
{
  /* Container */
  margin: 0;
  /* Itself */
  font-size: 1.45em;
  color: var(--header-text-color);
}
@media screen and (max-width: 500px)
{
  #header-middle h2
  {
      /* Itself */
      font-size: .95em;
  }
}

#header-middle nav
{
  /* Container */
  flex: 3;
  /* Containee */
  display: flex;
  flex-direction: row;
  align-items: flex-end;
}

#header-right
{
  /* Container */
  flex: 1;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: flex-end;
  align-items: flex-start;
}

#language-picker
{
  /* Container */
  margin-top: .5em;
  /* Itself */
  background-color: #1F1F1F;
  border: none;
}
@media screen and (max-width: 500px)
{
  #header-middle h2
  {
      /* Itself */
      font-size: .95em;
  }
}


/* Navigation bar */

nav ul
{
  /* Container */
  flex: 1;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-end;
  /* Itself */
  list-style-type: none;
  padding: 0;
  padding-left: 3.5em;
  padding-right: 3.5em;
}
@media screen and (max-width: 500px)
{
  nav ul
  {
    /* Itself */
    padding-left: 1.45em;
    padding-right: 1.45em;
  }
}


nav ul li a
{
  /* Itself */
  font-size: 1em;
  font-weight: bold;
}
@media screen and (max-width: 500px)
{
  nav ul li a
  {
    /* Itself */
    font-size: .8em;
  }
}




/* Section */

section
{
  /* Container */
  margin: .3em;
  margin-top: .5em;
  margin-bottom: .5em;
  /* Itself */
  border: var(--section-border-width) var(--section-border-color) solid;
  border-radius: .7em;
  padding: 0;
}

section:hover
{
  /* Itself */
  border-left-color: var(--section-border-hover-color);
  border-right-color: var(--section-border-hover-color);
  border-bottom-color: var(--section-border-hover-color);
}

section .title-div {
  /* Container */
  margin: -.1em;
  margin-bottom: 0;
  /* Itself */
  background-color: var(--section-title-bg-color);
  border-radius: .5em;
  padding: .5em;
  padding-left: 1.6em;
  padding-right: 1.6em;
}

/* section:hover .title-div {
  background-color: var(--section-title-bg-hover-color);
} */

section h2 {
  /* Container */
  margin: 0;
  /* Itself */
  font-size: 1.5em;
  color: var(--section-title-color);
}

section .text-div {
  /* Container */
  margin: 0;
  margin-bottom: 1em;
  /* Containee */
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  /* Itself */
  padding-left: 1.5em;
  padding-right: 1.5em;
}

section .sub-div
{
  /* Container */
  margin: 0em;
  margin-top: 1.25em;
  margin-bottom: .75em;
}

section h3 {
  /* Container */
  margin: 0;
  /* Itself */
  font-size: 1em;
  font-weight: bold;
}

section p, ul {
  /* Container */
  margin: 0;
  margin-top: .5em;
  /* Itself */
  font-size: 1em;
}

section ul {
  /* Itself */
  padding-left: 1.5em;
}

section ul li {
  /* Itself */
  padding-top: .5em;
}

section ul li:first-child {
  /* Itself */
  padding-top: 0;
}

section .compact-list li {
  /* Itself */
  padding-top: 0;
}

section .centered-img {
  /* Container */
  margin-left: auto;
  margin-right: auto;
  /* Containee */
  display: block;
  /* Itself */
  width: 50%;
  border-radius: 1em;
}
@media screen and (max-width: 500px)
{
  section .centered-img
  {
    /* Itself */
    width: 90%;
  }
}

section .centered-caption {
  /* Itself */
  padding-top: .5em;
  text-align: center;
}


/* Footer */

footer
{
  /* Container */
  margin: 0;
  /* Containee */
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  /* Itself */
  padding: 0;
}