body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;

  background-image: url(img/background/xxx.webp);
  background-size: 200%;
  background-position: center;
  background-repeat: repeat-x, repeat-y;
}

.main-layout {
  flex: 1;
  display: flex;
  align-items: stretch;
}

.sidenav {
  width: 15%;
  min-width: 200px;
  display: flex;
  flex-direction: column;

  /* padding-left: 0.5rem; */
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;

  opacity: 70%;
  transition: opacity 0.2s;
}

.sidenav:hover {
  opacity: 100%;
}

.sidebar-box {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.sidebar-title {
  text-align: center;
  margin-top: 1rem;
}

.sidebar-title-accordion {
  text-align: center;
}

details {
  align-self: center;
  padding-right: 2rem;
}

.sidebar-menu {
  flex: 1;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

.main-content {
  flex: 1;
  padding: 0.5rem;
  opacity: 90%;
}

.main-content-mobile {
  flex: 1;
  padding: 0.5rem;
  opacity: 90%;
}

:root {
  /* default (light mode) */
  --navbar-bg: #ffffff;
  --navbar-shadow: rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --navbar-bg: #000000;
    --navbar-shadow: rgba(255, 255, 255, 0.08);
  }
}

.main-navbar-mobile {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  z-index: 1000;
  background: var(--navbar-bg);
  box-shadow: 0 -2px 8px var(--navbar-shadow);
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

@media (prefers-color-scheme: dark) {
  body {
    background-image: url(img/background/star-bg.webp);
    background-size: 200%;
    background-position: center;
    background-repeat: no-repeat;
  }
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(255, 255, 255, 0.5);
  pointer-events: none;
  z-index: 0;
}
@media (prefers-color-scheme: dark) {
  body::before {
    display: none;
  }
}

.custom-footer {
  text-align: center;
  background: #ffffff;
}
@media (prefers-color-scheme: dark) {
  .custom-footer {
    background: #2f2f2f;
    color: #f9f9f9;
  }
}

.dribbble-box {
  margin-bottom: 0.5rem;
}

.content-inside {
  padding: 3rem;
  border-radius: 8px;
}