* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

header,
main,
article {
  display: flex;
  justify-content: center;
  align-items: center;
}

header {
  background-color: #222222;
  color: aliceblue;
  position: sticky;
  justify-content: space-between;
  height: 10vh;
  padding: 1.5em;
  top: 0;
  z-index: 1;
}

main {
  height: 90vh;
  background: purple;
}

nav a {
  color: rgb(240, 147, 17);
  margin-left: 15px;
  text-decoration: none;
}

nav a:hover {
  background-color: rgba(154, 128, 91, 0.789);
  border-radius: 5px;
  color: rgb(237, 172, 80);
  padding: 7px;
}


article {
  height: 100vh;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
  background: rgb(225, 168, 77);
}

article:last-child {
  color: white;
  align-items: center;
  text-align: center;
}

#poema {  
  display: flex;
  justify-content: center;
  align-items: center;
  line-height: 1.6;
  font-weight: bolder;
}

#poema p {
  display: block;
  font-style: italic;
  font-weight: normal;
  text-align: center;
}

#paisagens {
  position: relative;
  overflow: hidden;
}

#paisagens img {
  height: 101vh;
  width: 100vw;
}

#paisagens p {
  position: absolute;
  bottom: 10px;
  right: 10px;
  color: white;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 5px 10px;
  border-radius: 5px;
  font-size: 14px;
}

#paisagens p a {
  color: white;
  text-decoration: none;
}

#paisagens p a:hover {
  text-decoration: underline;
}

#cidades{
  display: flex;
  flex-direction:row;
  flex-wrap: wrap;
  width: 130vh;
  margin:auto;
  justify-content: center;
  background-color: rgb(204, 130, 73);
}

#cidades section {
  display: flex;
  flex-direction:row;
  width: 200px;
  height: 70px;
  background-color: #f0e6e6;
  border-radius: 20px;
  margin-right: 20px;
  margin-left: 20px;
  margin-top: 90px;
}

#cidades section:hover {
  background-color: #e0d5d5; 
}

#cidades img{ 
  border-radius: 20px 0 0 20px;
}

#cidades div{
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  width: calc(100% - 100px); 
  height: 100%;
  color: #222222;
  font-size: 1.2em;
  text-align: center;
}

body{
  background-color: rgb(204, 130, 73);
}

.parallax {
  background-image: url("/lab6/images/Cais-das-Faluas.jpg");
  height: 300px;
  width: 500px; 
  background-attachment: fixed; 
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

@keyframes slide {
  0% {
      opacity: 1;
  }

  15% {
      opacity: 0.5;
  }

  30% {
      opacity: 1;
  }

  45% {
      opacity: 0.5;
  }

  60% {
      opacity: 1;
  }

  75% {
      opacity: 0.5;
  }

  90% {
      opacity: 1;
  }

  100% {
      opacity: 1;
  }
}

@keyframes rotation{
  0% {transform: rotatey(10deg);}
  25% {transform: rotatey(60deg);}
  50% {transform: rotateX(120deg);}
  75% {transform: rotatez(90deg);}
  100% {transform: rotatey(10deg);}
}

@keyframes scale{
  0% {transform: scalez(1)}
  50% {transform: scaley(2);}

}

article:last-child div{
  margin: 20px;
}

.format img{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  width: 300px;
  height: 200px;
  border-radius: 20px;
}

.format img:first-child:hover{
  animation: slide 15s ease-in-out infinite;
}

.format img:nth-child(3):hover{
  animation: rotation 5s infinite ease-in-out;
}

.format img:nth-child(5):hover{
  animation: scale 5s infinite ease-in-out;
}

.format div{
  font-size: 20px;
  color: #222222;
  background-color: #e0d5d5;
  padding: 10px;
  border-radius: 10px;
}