style.css

@import url("https://fonts.googleapis.com/css2?family=Open+Sans&display=swap");

* {
  list-style: none;
  text-decoration: none;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Open Sans", sans-serif;
}

body {
  background: #f5f6fa;
}

.wrapper .sidebar {
  background: rgb(5, 68, 104);
  position: fixed;
  top: 0;
  left: 0;
  width: 225px;
  height: 100%;
  padding: 20px 0;
  transition: all 0.5s ease;
}

.wrapper .sidebar .profile {
  margin-bottom: 30px;
  text-align: center;
}

.wrapper .sidebar .profile img {
  display: block;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto;
}

.wrapper .sidebar .profile h3 {
  color: #ffffff;
  margin: 10px 0 5px;
}

.wrapper .sidebar .profile p {
  color: rgb(206, 240, 253);
  font-size: 14px;
}

.wrapper .sidebar ul li a {
  display: block;
  padding: 13px 30px;
  border-bottom: 1px solid #10558d;
  color: rgb(241, 237, 237);
  font-size: 16px;
  position: relative;
}

.wrapper .sidebar ul li a .icon {
  color: #dee4ec;
  width: 30px;
  display: inline-block;
}

.wrapper .sidebar ul li a:hover,
.wrapper .sidebar ul li a.active {
  color: #0c7db1;

  background: white;
  border-right: 2px solid rgb(5, 68, 104);
}

.wrapper .sidebar ul li a:hover .icon,
.wrapper .sidebar ul li a.active .icon {
  color: #0c7db1;
}

.wrapper .sidebar ul li a:hover:before,
.wrapper .sidebar ul li a.active:before {
  display: block;
}

.wrapper .section {
  width: calc(100% - 225px);
  margin-left: 225px;
  transition: all 0.5s ease;
}

.wrapper .section .top_navbar {
  background: rgb(7, 105, 185);
  height: 50px;
  display: flex;
  align-items: center;
  padding: 0 30px;
}

.wrapper .section .top_navbar .hamburger a {
  font-size: 28px;
  color: #f4fbff;
}

.wrapper .section .top_navbar .hamburger a:hover {
  color: #a2ecff;
}

.wrapper .section .container {
  margin: 30px;
  background: #fff;
  padding: 50px;
  line-height: 28px;
}

body.active .wrapper .sidebar {
  left: -225px;
}

body.active .wrapper .section {
  margin-left: 0;
  width: 100%;
}

h1 {
  text-align: center;
  line-height: 1.6;
}

.cp-text {
  margin-top: 5%;
  color: rgba(0, 0, 0, 0.7);
  text-shadow: 0 1px rgba(255, 255, 255, 0.1);
  text-align: center;
  font-family: Sans-Serif;
}

#gui {
  position: absolute;
  top: 50px;
  left: 225px;
}