* {
  padding: 0;
  margin: 0;
  font-family: sans-serif, Helvetica, Arial;
  box-sizing: border-box;
  color: white;
}

body {
  display: grid;
  grid-template-areas:
    "header header"
    "nav nav"
    "content sidebar"
    "footer footer";
  grid-template-columns: 75% auto;
  background-color: #23262b;
  color: white;
}

/* header start */

.header {
  grid-area: header;
  display: flex;
  align-items: center;
  padding: 5px;
  background-color: #0a0a0a;
}

/* logo */

.header img,
.footer img {
  width: 4rem;
  height: 4rem;
  margin-right: 10px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.header h1 .left,
.footer h1 .left {
  color: red;
}

.header h1 .right,
.footer h1 .right {
  color: blue;
}

/* header end */

/* menu start */

.menu {
  grid-area: nav;
  position: sticky;
  top: -1px;
  margin-bottom: 30px;
  padding: 5px;
  background-color: #1d1f22;
  border-bottom: 2px solid #f0f0f0;
  z-index: 1;
}

.menu a {
  display: inline-block;
  padding: 8px;
  margin-right: 2rem;
  text-decoration: none;
  border-radius: 10px;
  transition: 0.3s;
}

.menu a:hover {
  background-color: red;
}

.page-saat-ini {
  background-color: red;
}

/* menu end */

/* content start */

.content {
  grid-area: content;
  padding: 20px;
}

/* content end */

/* sidebar start */

.sidebar {
  grid-area: sidebar;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  padding: 20px;
}

.sidebar a {
  text-decoration: none;
}

.sidebar-item {
  background-color: #0a0a0a;
  margin-bottom: 10px;
  padding: 12px;
  border-radius: 10px;
}

.sidebar img {
  width: 100%;
  border-radius: 5px;
  display: block;
  margin-top: 10px;
}

.sidebar-img-src {
  display: block;
  font-size: 12px;
  text-align: center;
}

.sidebar-img-src:hover {
  color: blue;
}

.sidebar-item-info {
  background-color: #f00;
  margin-top: 10px;
  padding: 15px 10px;
  border-top-left-radius: 20px;
  border-bottom-right-radius: 20px;
}

/* sidebar end */

/* footer start */

.footer {
  grid-area: footer;
  background-color: #1d1f22;
  margin-top: 100px;
  text-align: center;
  padding: 2rem;
}

.footer .container-logo {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-anggota {
  margin: 10px 0;
}

.footer a {
  text-decoration: none;
}

.footer a:hover {
  color: blue;
}

/* footer end */