@import url('https://fonts.googleapis.com/css?family=Roboto:100,300,400,700&display=swap');

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: 'Roboto', Regular;
  text-decoration: none;
}
nav {
  width: 100%;
  height: 48px;
  background: #000;
  display: flex;
  justify-content: center;
  align-items: center;
}
nav ul {
  list-style: none;
  display: flex;
}
nav ul li {
  margin: 0 40px;
}
nav ul li a {
  font-weight: 300;
  color: #adadad;
  transition: 600ms;
}
nav ul li a:hover {
  color: #f5f5f7;
}

/*--- section welcome ---*/
.welcome {
  width: 100%;
  height: 500px;
  background-image: url("https://sp3.radlin.pl/images/galerie/12-81.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  display: flex;
  justify-content: center;
  align-items: center;
}
.welcome h1 {
  color: #fff;
  font-weight: 300;
  font-size: 2rem;
}

/*--- section product ---*/
.product-mac,
.product-iphone,
.product-watch,
.product-ipad {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 50px 0;
  cursor: pointer;
}
.product-mac h2,
.product-iphone h2,
.product-watch h2,
.product-ipad h2 {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 20px;
}
.container {
  width: 1070px;
  display: flex;
  align-items: center;
  flex-direction: column;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 15px;
}
.grid-product {
  background: #f1f1f1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: .5s;
}
.grid-product:hover {
  background: #e1e1e1;
}
.grid-product img {
  width: 300px;
}
.grid-detail {
  margin: 20px 0;
  text-align: center;
}
.grid-detail p:last-child {
  transition: .5s;
  margin-top: 10px;
}
.grid-product:hover > .grid-detail p:last-child {
  color: #3498db;
}

/*-------*/
.grid-full {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-gap: 10px;
}
.grid-product-full {
  background: #f1f1f1;
  grid-column: span 3;
  display: flex;
  position: relative;
}
.grid-detail-sum {
  position: absolute;
  top: 35%;
  right: 12%;
  text-align: center;
}
.grid-detail-sum h2 {
  font-size: 3rem;
  font-weight: 500;
}
.grid-detail-sum p {
  margin: 20px 0;
}
.grid-detail-sum a {
  color: #3498db;
}
.grid-detail-sum a:hover {
  text-decoration: underline;
}

/*--- footer ---*/
footer {
  width: 100%;
  height: 500px;
  background: #f1f1f1;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.footer-main {
  width: 1070px;
}
.footer-detail {
  font-size: .7rem;
  color: #95a5a6;
  padding: 20px 0;
  border-bottom: 1px solid #bdc3c7;
}
.footer-detail a {
  color: #2c3e50;
}
.footer-detail a:hover {
  text-decoration: underline;
}
.footer-welcome {
  display: flex;
  margin: 20px 0;
  font-size: .8rem;
  color: #34495e;
}
.footer-welcome i {
  margin-right: 10px;
}
.footer-ul {
  display: flex;
  justify-content: space-between;
}
.footer-ul ul {
  list-style: none;
}
.footer-ul ul li {
  margin: 7px 0;
}
.footer-ul ul li h4 {
  color: #34495e;
  font-size: .7rem;
}
.footer-ul ul li a {
  color: #7f8c8d;
  font-size: .7rem;
}
.footer-ul ul li a:hover {
  text-decoration: underline; 
}
#mt {
  padding-top: 30px;
}
.footer-contact {
  border-bottom: 1px solid #bdc3c7;
  padding: 12px 0;
  margin: 10px 0;
  color: #7f8c8d;
  font-size: .7rem;
}
.footer-contact a {
  color: #3498db;
}
.footer-contact a:hover {
  text-decoration: underline;
}
.footer-copyright {
  color: #7f8c8d;
  font-size: .7rem;
  display: flex;
  justify-content: space-between;
}
.footer-copyright ul {
  display: flex;
  list-style: none;
  width: auto;
}
.footer-copyright ul li {
  margin: 0 10px;
}
.footer-copyright ul li a {
  color: #7f8c8d;
}
.footer-copyright ul li a:hover {
  text-decoration: underline; 
}
.vr {
  height: 15px;
  width: 1px;
  background: #bdc3c7;
}
.footer-lang {
  display: flex;
}
.footer-lang p {
  margin: 0 10px;
}
.circle {
  width: 15px;
  height: 15px;
}
.circle img {
  width: 100%;
  height: 100%;
  background-size: cover;
  border-radius: 50%;
}