@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap");

:root {
  --text-color: #fff;
  --bg-color: #1b1f24;
  --second-bg-color: #22282f;
  --main-color: #13bbff;
  --other-color: #c3cad5;
}

body {
  font-family: "Inter", sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4;
  height: 100vh;
  overflow: hidden;
}

li {
  list-style: none;
}

header {
  background-color: var(--bg-color);
  padding: 20px 30px;
  color: white;
  text-align: center;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn-back {
  text-decoration: none;
  padding: 11px 26px;
  background: var(--main-color);
  color: var(--bg-color);
  border: 2px solid var(--main-color);
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.5s ease;
}

.btn-back:hover {
  background: transparent;
  color: var(--main-color);
  box-shadow: 0 0 20px var(--main-color);
  transform: scale(1.1);
}

nav {
  margin-right: 100px;
  padding-left: 20px;
  width: 30%;
}

nav p {
  cursor: pointer;
  transition: transform 0.3s ease;
}

nav p:hover {
  transform: translateX(6px);
}

.submenu {
  display: none;
  list-style: none;
  padding-left: 15px;
  margin: 0;
  opacity: 0;
  height: 0;
  overflow: hidden;
  transition: height 0.3s ease, opacity 0.3s ease;
}

.submenu.active {
  display: block;
  opacity: 1;
  height: auto;
}

.container {
  width: 80%;
  margin: 20px auto;
  overflow: hidden;
  display: flex;
}

.crash {
  color: var(--main-color);
  cursor: pointer;
}

.content {
  color: var(--other-color);
  padding: 0px 20px;
}

section {
  float: left;
  width: 70%;
  padding: 20px;
  background-color: var(--second-bg-color);
  color: var(--text-color);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

aside {
  float: left;
  padding: 20px;
  background-color: #f4f4f4;
}

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

footer {
  text-align: center;
  padding: 20px 0px;
  background-color: var(--second-bg-color);
  color: white;
  position: fixed;
  bottom: 0;
  width: 100%;
}