/* CSS Document */

body, html {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: Arial, sans-serif;
}

main {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  margin: 0 auto;
}

header {
  height: 60px;
  background-color: rgb(0, 102, 204); 
  color: white;
  text-align: center;
  line-height: 35px;
  width: 100%;
}

.container {
  display: flex;
  flex: 1;
  width: 100%;
}

nav {
  width: 200px;
  background-color: rgb(240, 240, 240); 
  color: rgb(51, 51, 51);
margin-right: 20px;
}

section {
  flex: 1;
  background-color: rgb(255, 255, 255); 
  overflow: auto;
}

article {
  margin: 10px;
  background-color: rgb(204, 0, 0); 
  color: white;
  padding: 10px;
  border-radius: 5px;
}

footer {
  height: 20px;
  background-color: rgb(0, 102, 204); 
  color: white;
  text-align: center;
  line-height: 20px;
  width: 100%;
}
.button-paris {
  display: inline-block;
  background-color: rgb(0, 102, 204); 
  color: white;
  padding: 8px 16px;
  margin: 5px 0;
  border: none;
  border-radius: 4px;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: background-color 0.3s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.button-paris:hover {
  background-color: rgb(204, 0, 0); 
}

.button-paris.white-theme {
  background-color: white;
  color: rgb(0, 102, 204);
  border: 1px solid rgb(0, 102, 204);
}

.button-paris.white-theme:hover {
  background-color: rgb(204, 0, 0);
  color: white;
  border-color: rgb(204, 0, 0);
}


nav a.button-paris {
  display: inline-block;
  width: 100%;
  box-sizing: border-box;
  text-align: center;
  margin-bottom: 5px;
}

@media screen and (max-width: 1300px) {
  main {
    max-width: 950px;
  }
}

@media screen and (max-width: 800px) {
  main {
    max-width: 600px;
  }
  .container {
    flex-direction: column;
  }
  nav, section {
    width: 100%;
  }
}