body{
margin:0;
font-family:Arial, Helvetica, sans-serif;
background:#f4f7fb;
}

/* HEADER */

header{
display:flex;
justify-content:space-between;
align-items:center;
height:70px;
padding:0 40px;
background:#020617;
}

.logo img{
height:250px;
width:250px;
margin-top:30px;
margin-right:150px;
}

nav a{
color:white;
margin-left:25px;
text-decoration:none;
}

nav a:hover{
color:#38bdf8;
}

/* HERO */

.hero{
min-height:220px;
padding:60px 20px;
background:linear-gradient(rgba(2,6,23,.75),rgba(2,6,23,.75)),
url('https://images.unsplash.com/photo-1551836022-d5d88e9218df');
background-size:cover;
display:flex;
align-items:center;
justify-content:center;
text-align:center;
color:white;
}

.hero h1{
font-size:46px;
}

.hero p{
font-size:20px;
}

.btn{
display:inline-block;
margin-top:20px;
padding:14px 35px;
background:#38bdf8;
color:white;
text-decoration:none;
border-radius:6px;
}

/* CONTAINER */

.container{
width:1100px;
margin:auto;
padding:70px 0;
}

/* SERVICES */

.services{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
}

.card{
background:white;
padding:35px;
border-radius:12px;
box-shadow:0 10px 40px rgba(0,0,0,.05);
transition:.4s;
}

.card:hover{
transform:translateY(-10px);
}

/* ABOUT */

.about{
background:white;
}

/* CONTACT */

.contact{
background:#020617;
color:white;
}

.contact-box{
text-align:center;
line-height:28px;
}

/* FOOTER */

footer{
background:#020617;
color:#aaa;
text-align:center;
padding:25px;
}

/* MOBILE */

@media(max-width:900px){

.container{
width:90%;
}

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

.hero h1{
font-size:30px;
}

}