@import url('https://fonts.googleapis.com/css?family=Poppins:200i,400&display=swap');

:root {
  --black: rgba(0,0,0,1);
  --grey: rgba(100,100,100,1);
  --dark-grey: rgba(70,70,70,1);
  --soft-white: rgba(248,248,248,1);
  --white: rgba(255,255,255,1);
  --main-col: rgba(85,0,255,1);
  --soft-shadow: 0px 0px 10px 5px rgba(230,230,230,1);
  --dark-shadow: 0px 0px 10px 5px rgba(200,200,200,1);
  --soft-radius: 30px;
  --hard-radius: 10px;
  --filter-hover: brightness(80%);
  --filter-active: brightness(60%);
}

html, body {
  min-width: 290px;
  background-color: var(--soft-white);
  font-family: Poppins , sans-serif; 
  line-height: 1.5;  
  scroll-behavior: smooth;
}

* {
  scroll-margin-top: 20px;
  transition: all 200ms;
}

#navbar {
  position: fixed;
  min-width: 250px;
  top: 0px;
  left: 0px;
  width: 250px;
  height: 100%;
  background-color: var(--soft-white);
  box-shadow: var(--soft-shadow); 
  text-align: center;
}

header {
  color: var(--main-col);
  text-align: center;
  font-size: 1.8em;
  font-weight: bold;
}

#main-doc header {
  text-align: left;
}

#navbar header {
  border-radius: var(--soft-radius);
  box-shadow: var(--soft-shadow);
  margin: 10px;
}

#navbar ul {
  height: 88%;
  padding: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

#navbar li {
  list-style: none;
  position: relative;
  width: 100%;
}

#navbar a {
  display: block;
  padding: 10px 30px;
  color: var(--black);
  background-color: var(--soft-white);
  text-decoration: none;
  cursor: pointer;
}

#navbar a:hover {
    filter: var(--filter-hover);
  }

#navbar a:active {
  filter: var(--filter-active);
  }

#main-doc {
  position: absolute;
  margin-left: 300px;
  padding-right: 60px;
}

.main-section {
  background-color: var(--white);
  border-radius: var(--soft-radius);
  box-shadow: var(--soft-shadow);
  margin: 30px auto 10px auto;
  padding: 20px;
}

section li {
  margin: 15px 0px 0px 20px;
}

code {
  display: block;
  text-align: left;
  white-space: pre-line;
  position: relative;
  word-break: normal;
  word-wrap: normal;
  line-height: 2;
  background-color: rgb(240,240,240);
  padding: 15px;
  margin: 20px;
  border-radius: var(--hard-radius);
  box-shadow: var(--dark-shadow);
}

#section-0 {
  margin-top: 10px;
}

#section-13 {
  margin-bottom: 20px;
}

#section-13 a {
  color: var(--main-col);
}

#section-13 a:hover {
  filter: brightness(50%);
}

@media only screen and (max-width: 815px) {
  #navbar ul {
    height: 207px;
  }
  
  #navbar {
    position: absolute;
    top: 0;
    padding: 0;
    margin: 0;
    width: 100%;
    max-height: 275px;
    z-index: 1;
  }
  
  #main-doc {
    position: relative;
    margin-left: 20px;
    padding-right: 20px;
    margin-top: 300px;
    margin-bottom: 20px;
  }
}