* {
    box-sizing: border-box;
}

:root {
    --firstColor: #2E84DD; /*var(--firstColor) */
    --secondColor: #31BBF0; /*var(--secondColor) */
    --Color_3: #C0C0C0; /*var(--firstColor) */
    --Color_4: #DCDCDC; /*var(--secondColor) */
}

/* Style the body */
body {
    font-family: Arial;
    margin: 0;
}

/* Header/logo Title */
.header {
    padding: 60px;
    text-align: center;
    background: var(--firstColor);
}

/* Style the top navigation bar */
.navbar {
    display: flex;
    background-color: var(--secondColor);
}

/* Style the navigation bar links */
.navbar a {
    color: black;
    padding: 14px 20px;
    text-decoration: none;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* Change color on hover */
.navbar a:hover {
    background-color: var(--firstColor);
    color: black;
}

/* Change color for the active link */
.navbar a.active {
    background-color: var(--firstColor);
}

/* Column container */
.row {  
    display: flex;
    flex-wrap: wrap;
}

/* Create two unequal columns that sits next to each other */
/* Sidebar/left column */
.side {
    flex: 30%;
    background-color: #f1f1f1;
    padding: 20px;
}

/* Main column */
.main {
    flex: 70%;
    background-color: white;
    padding: 20px;
}

/* Fake image, just for this example */
.fakeimg {
    background-color: #aaa;
    width: 100%;
    padding: 20px;
}

/* Center images */
.centre{
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}

/* Center text */
.center {
  text-align: center;
}

/* Footer */
.footer {
    padding: 20px;
    text-align: center;
    background: var(--firstColor);
}

/* Responsive layout - when the screen is less than 700px wide, make the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 700px) {
    .row, .navbar {   
        flex-direction: column;
    }
}

/* Images */

/* Create two equal columns that floats next to each other */
.columnDiapo {
  float: left;
  width: 50%;
  padding: 10px;
}

.columnDiapo img {
  margin-top: 12px;
}

/* Clear floats after the columns */
.rowDiapo:after {
  content: "";
  display: table;
  clear: both;
}

/* Navbar liste vertical */
.navbar2 {
    display: flex;
    background-color: var(--Color_4);
    flex-direction: column;
}

/* Style the navigation bar links */
.navbar2 a {
    color: black;
    padding: 14px 20px;
    text-decoration: none;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* Change color on hover */
.navbar2 a:hover {
    background-color: var(--Color_3);
    color: black;
}

/* Change color for the active link */
.navbar2 a.active {
    background-color: var(--Color3);
}

/* Sticky navbar */

/* Style the top navigation bar */
.navbarSticky {
    display: flex;
    background-color: var(--Color_4);
    position: -webkit-sticky; /* Safari */
    position: sticky;
    top: 0;
}

/* Style the navigation bar links */
.navbarSticky a {
    color: black;
    padding: 14px 20px;
    text-decoration: none;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}



/* Sejour */

.item1 { grid-area: sejour; }
.item2 { grid-area: dateD; }
.item3 { grid-area: dateF; }
.item4 { grid-area: prix; }
.item5 { grid-area: description; }

.grid-container {
  display: grid;
  grid-template-areas:
    'sejour dateD dateF prix'
    'description description description description';
  grid-gap: 8px;
  background-color: var(--Color_3);
  padding: 10px;
}

.grid-container > div {
  background-color: var(--Color_4);
  text-align: center;
  padding: 20px 0;
}