:root {
  --bg-color: #ddd;
  --nav-color: #eee;
  --text-color: #888;
}
* {
  box-sizing: border-box;
}
html {
  font-size: 100%;
  font-family: Verdana, Geneva, Tahoma, sans-serif;
}
body {
  margin: 0;
  padding: 0;
  /* background: var(--bg-color); */
  color: var(--text-color);
}
img {
  display: block;
  width: 100%;
}
#about {
  height: 50%;
  width: 50%;
}
#about img {
  margin-right: 2rem;
}

.links ul {
  margin: 0;
  padding: 0;
  list-style-type: none;
  display: flex;
  flex-direction: column;
}
.links a,
.btn {
  text-decoration: none;
  display: block;
  padding-right: 1rem;
  color: #444;
  padding: 20px;
  margin: 5px;
}
.links {
  height: 0;
  overflow: hidden;
  background-color: #ddd;
  width: 70%;
  margin-top: 50px;
}
.show-links {
  height: 18rem;
}
a:hover {
  color: rgb(255, 0, 255);
}
a.active {
  color: #999;
  background-color: #ddd;
}
li {
  text-transform: uppercase;
}

.nav-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
nav.nav-toggle {
  font-size: 2rem;
  border: none;
}
a.nav-btn {
  border: none;
}
a.nav-btn i {
  color: green;
  font-size: 2rem;
  border: none;
}
button i:hover {
  cursor: pointer;
}
/* header */
header.main-header {
  height: 15vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  color: #fff;
  background-color: #aaa;
  /* width: 100%;
  margin: auto; */
}
.description {
  padding: 0.5rem;
  /* overflow: hidden; */
  min-height: 70%;
  width: 100%;
  background: linear-gradient(
    to left,
    rgba(255, 0, 255, 30%),
    rgba(0, 255, 255, 0.3),
    hsla(200, 90%, 50%, 80%)
  );
  position: relative;
}
.info {
  position: absolute;
  left: 50%;
  top: 50%;
  /* border: 1px solid red; */
  transform: translate(-50%, -50%);
}
header img {
  width: 50%;
  height: 70%;
  display: block;
}

/* Gallery */
.gallery {
  background: rgba(0, 255, 255);
  display: flex;
  flex-wrap: wrap;
}
.gallery img {
  width: 28%;
  display: block;
  margin: 1rem;
  float: left;
}

.collection h3 {
  font-size: 2rem;
}
/* footer */
footer {
  margin: 2rem;
  padding: 1rem;
  background-color: #aaa;
}
footer p {
  text-align: center;
  color: #fff;
}

/* fetch from https://reqres.in/api/users/ */
.data {
  width: 350px;
  margin: 2rem auto;
  padding: 50px;
  background: linear-gradient(rgba(255, 0, 255, 0.4), rgba(0, 255, 255, 0.8));

  /* background-color: cyan; */
}

/* Media query */
@media (min-width: 680px) {
  .links {
    height: auto;
    background: none;
    margin: 0;
  }
  .links ul {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
  }

  .nav-toggle {
    display: none;
  }
  nav {
    display: flex;
    justify-content: space-between;
  }
}

/* Lights out */
table {
  border: 1px black solid;
}

td {
  background-color: navy;
  width: 50px;
  height: 50px;
}

td.on {
  background-color: tomato;
}
/* Lights out ends */
.api {
  display: flex;
  align-items: center;
  margin: 1.5rem;
}
.wrapper {
  padding: 2rem; /* justify page */
}