body{
font-family: Arial;
margin:0;
background:white;
color:#333;
}

/* Navigation */

nav{
background:darkblue;
padding:15px;
display:flex;
justify-content:center;
gap:20px;
}

nav a{
color:white;
text-decoration:none;
font-weight:bold;
}

/* Hero section */

.hero{
background-image:url("images/everest.jpg");
background-size:cover;
background-position:center;
color:white;
text-align:center;
padding:100px 20px;
}

/* Flexbox features */

.features{
display:flex;
gap:20px;
padding:20px;
}

.features div{
background:#f4f4f4;
padding:20px;
flex:1;
border-radius:8px;
}

/* Grid layout */

.destinations{
display:grid;
grid-template-columns:1fr;
gap:20px;
padding:20px;
}

.destinations img{
width:100%;
height:auto;
}

/* Table */

table{
border-collapse:collapse;
width:100%;
margin-top:20px;
}

th,td{
border:1px solid black;
padding:10px;
}

/* Form */

form{
display:flex;
flex-direction:column;
gap:10px;
max-width:400px;
}

/* Footer */

footer{
background:darkblue;
color:white;
text-align:center;
padding:15px;
}

/* Responsive design */

@media (min-width:768px){

.destinations{
grid-template-columns:1fr 1fr 1fr;
}

}