:root {
    --main-bg-color: #568ea3;
    --main-card-bg-color: #E96400;
    --main-highlight-color: #a40e4c;
    --background-section-color: #ababab;
    --scrollbar-color: #dedede;
}

::selection {
    background: var(--main-highlight-color); /* WebKit/Blink Browsers */
}

::-moz-selection {
    background: var(--main-highlight-color); /* Gecko Browsers */
}

body::-webkit-scrollbar {
  width: 20px;               /* width of the entire scrollbar */
}

body::-webkit-scrollbar-track {
  background: var(--scrollbar-color);        /* color of the tracking area */
}

body::-webkit-scrollbar-thumb {
  background-color: blue;    /* color of the scroll thumb */
  border-radius: 20px;       /* roundness of the scroll thumb */
  border: 7.5px solid var(--scrollbar-color);  /* creates padding around scroll thumb */
}

body::-webkit-scrollbar-thumb:hover {
  background-color: blue;    /* color of the scroll thumb */
  border-radius: 20px;       /* roundness of the scroll thumb */
  border: 5px solid var(--scrollbar-color);  /* creates padding around scroll thumb */
}

* {
    box-sizing: border-box;
}

html {
    height: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;
    height: 100%;
    background-color: var(--main-bg-color);
}

h1 {
    all: initial;
}

h1 {
    font-family: -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen-Sans,Ubuntu,Cantarell,"Helvetica Neue",sans-serif;
    color: white;
    padding-right: 8px;
    font-size: 23.5px;
}

a {
    color: white;
}

a:hover {
    color: var(--main-highlight-color);
}

p {
  color: white;
  font-size: 1.1rem;
}

.Navbar {
    background-color: var(--main-card-bg-color);
    display: flex;
    padding: 16px;
    font-family: 'Roboto', sans-serif;
    color: white;
}

.Navbar__Link {
    padding-right: 8px;
    font-size: 18.5px;
}

.Navbar__Link-brand {
    padding-right: 8px;
    font-size: 18.5px;
}

.Navbar__Link a,
h1 {
    color: white;
}

.Navbar__Link a:link {
    text-decoration: none;
}

.Navbar__Link a:visited {
    text-decoration: none;
}

.Navbar__Link a:hover {
    text-decoration: underline;
}

.Navbar__Link a:active {
    text-decoration: underline;
}

.Navbar__Items {
    display: flex;
}

.Navbar__Items--right {
    margin-left: auto;
}

.background-section {
  width: 40%;
  background-color: var(--background-section-color);
  height: 20rem;
  padding: 1em;
  margin: 1em;
  box-shadow: 10px 15px var(--main-highlight-color);
}

.symbiosis-section {
  width: 40%;
  background-color: var(--background-section-color);
  height: 22.5rem;
  padding: 1em;
  margin: 1em;
  margin-left: 10%;
  box-shadow: 10px 15px var(--main-highlight-color);
}

.food-web-section {
  width: 50%;
  background-color: var(--background-section-color);
  height: 27.5rem;
  padding: 1em;
  margin: 1em;
  box-shadow: 10px 15px var(--main-highlight-color);
}

.location-section {
  width: 40%;
  background-color: var(--background-section-color);
  height: 20rem;
  padding: 1em;
  margin: 1em;
  margin-left: auto;
  margin-bottom: 5rem;
  margin-right: 2em;
  box-shadow: 10px 15px var(--main-highlight-color);
}

.section-header {
  text-align: center;
}

.section-header p {
  padding-top: 0.25rem;
  margin-top: 0.25rem;
}

.placeholder {
  visibility: hidden;
}

.image-section-1 {
  width: 35%;
  background-color: var(--background-section-color);
  height: 17.5rem;
  padding: 1em;
  margin: 1em;
  margin-left: auto;
  margin-bottom: 5rem;
  margin-top: -19.5rem;
  margin-right: 10%;
  box-shadow: 10px 15px var(--main-highlight-color);
  text-align: center;
}

.image-section-2 {
  width: 35%;
  background-color: var(--background-section-color);
  height: 17.5rem;
  padding: 1em;
  margin: 1em;
  margin-left: auto;
  margin-bottom: 5rem;
  margin-top: -20.5rem;
  margin-right: 2em;
  box-shadow: 10px 15px var(--main-highlight-color);
  text-align: center;
}

.map-section-1 {
  width: 35%;
  background-color: var(--background-section-color);
  height: 17.5rem;
  padding: 1em;
  margin: 1em;
  margin-right: auto;
  margin-bottom: 5rem;
  margin-top: -23.5rem;
  margin-left: 10%;
  box-shadow: 10px 15px var(--main-highlight-color);
}

.food-web-explanation {
  width: 35%;
  background-color: var(--background-section-color);
  height: 25rem;
  padding: 1em;
  margin: 1em;
  margin-left: auto;
  margin-bottom: 5rem;
  margin-top: -27rem;
  margin-right: 7.5%;
  box-shadow: 10px 15px var(--main-highlight-color);
  text-align: center;
}

.poaching-image {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
}

.poaching-image img {
  width: auto;
  height: auto;
  max-height: 100%;
  max-width: 100%;
}

.food-web-image {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
  text-align: center;
}

.food-web-image img {
  width: auto;
  height: auto;
  max-height: 90%;
  max-width: 100%;
}