/* **************************Defaults****************************** */
html {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

body {
  margin: 0;
  max-width: 100%;
  height: 100%;
  overflow-x: hidden;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 5px 0;
}

ul,
p {
  margin: 0;
  padding: 0;
}

li {
  display: inline-block;
  text-decoration: none;
}

a {
  text-decoration: none;
}

footer a {
  color: #0b61b3;
}

nav a {
  width: 200px;
  color: white;
  font-style: normal;
}

a:hover {
  color: #666;
}

/* *******************************Navigation Bar ******************************** */
nav {
  margin-top: 5%;
  width: 980px;
  color: white;
  height: 36px;
  background-image: linear-gradient(#aaa, #444, #aaa);
  border: 1px solid gray;
  border-radius: 6px;
  font-size: 1em;
}

nav .nav-first {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
}

.fa-apple {
  padding: 9px;
}

#search {
  float: left;
  color: white;
  background-color: rgb(109, 108, 108);
  border-radius: 25px;
}

.fa-search {
  float: right;
}

nav i {
  padding: 7px;
  width: 200px;
  color: white;
  border-right: 1px solid #333;
}

.nav-last {
  margin-top: -35px;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(#0000 50%, #fff3 50%);
}

/* ********************************Main content************************************* */

main {
  margin: 0 auto;
  background-color: #333;
  background-image: url("images/background.jpg");
  background-position: 0% 100%;
  background-size: cover;
  background-repeat: no-repeat;
  width: 100%;
  height: auto;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  text-align: center;
  color: white;
}

.description {
  padding: 0 240px;
}

.description a h1 {
  margin-top: 30px;
  font-size: 50px;
  font-weight: 50;
  text-decoration: none;
  color: white;
}

.description a h2 {
  margin: 20px 0;
  font-weight: 100;
  font-size: 35px;
  text-decoration: none;
  color: white;
}

.description a h3 {
  margin-bottom: 17%;
  text-decoration: none;
  color: white;
}

section {
  margin: 0 auto;
  width: 1440px;
}

section .apple-images {
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(4, 0.1fr);
}

.apple-images a img {
  overflow: hidden;
  width: 350px;
}

.apple-images a img:hover {
  opacity: 0.5;
}

/* ***********************************footer************************************ */
footer {
  margin: 10px auto;
  width: 980px;
  font-size: 10px;
  color: gray;
}

footer p {
  margin-bottom: 6px;
}

.upper-footer {
  float: right;
}

.upper-footer i {
  font-style: normal;
  padding-right: 4px;
  border-right: 1px solid lightgray;
}

nav i:hover {
  color: white;
  background-color: rgb(88, 88, 88);
}

.upper-footer i:last-child {
  border-right: none;
}

nav *:last-child { border-right: none; }