@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');
html, body, div, p, span, h1, h2, h3, h4, h5, h6, ol, ul {
  margin: 0 0;
  padding: 0 0;
  font-family: 'Roboto', sans-serif;
}

body {
  background: var(--color-bg);
  color: var(--color-font);
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center top;
}

b, strong {
  color: var(--color-font-bold);
}

a, a:link, a:visited, a:hover, a:active {
  text-decoration: none;
}

a:link, a:visited {
  color: var(--color-font);
}

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

.focus {
  color: var(--color-primary) !important;
}

.flex {
  display: flex;
}

.flex-row {
  flex-direction: row;
}

.flex-column {
  flex-direction: column;
}

.wrapper {
  position: relative;
}

.content {
  margin-bottom: 20px;
  min-height: calc(100vh - 220px);
}

/* scrollbar */

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-font);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* responsive */

@media screen and (min-width: 0px) {
  .content {
    margin-left: 8px;
    margin-right: 8px;
    width: calc(100% - 16px);
  }
  h1 {
    margin: 24px 0px;
    font-size: 24px;
  }
  h2 {
    margin: 22px 0px;
    font-size: 22px;
  }
  h3 {
    margin: 16px 0px;
    font-size: 20px;
  }
  h4 {
    margin: 14px 0px;
    font-size: 18px;
  }
  h5 {
    margin: 12px 0px;
    font-size: 16px;
  }
  h6 {
    margin: 10px 0px;
    font-size: 14px;
  }
  p, ul, ol, li, pre, table {
    font-size: 12px;
    margin: 0.75em 0px;
  }
}

@media screen and (min-width: 800px) {
  h1 {
    margin: 30px 0px;
    font-size: 36px;
  }
  h2 {
    margin: 28px 0px;
    font-size: 32px;
  }
  h3 {
    margin: 24px 0px;
    font-size: 28px;
  }
  h4 {
    margin: 20px 0px;
    font-size: 24px;
  }
  h5 {
    margin: 18px 0px;
    font-size: 22px;
  }
  h6 {
    margin: 24px 0px;
    font-size: 18px;
  }
  p, ul, ol, li, pre, table {
    font-size: 14px;
  }
}

@media screen and (min-width: 1080px) {
  .content {
    margin-left: auto;
    margin-right: auto;
    width: 1000px;
  }
}