/* GENERAL */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:#f5f5f5;
    color:#333;
}

/* HEADER */

header{
    background:#003366;
    color:white;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:15px 8%;
}

header h1{
    font-size:30px;
}

nav ul{
    list-style:none;
    display:flex;
}

nav ul li{
    margin-left:20px;
}

nav ul li a{
    color:white;
    text-decoration:none;
    font-size:17px;
}

nav ul li a:hover{
    color:#ffd700;
}

/* HERO */

.hero{
    position:relative;
    width:100%;
    height:90vh;
    overflow:hidden;
}

.hero-image{
    width:100%;
    height:100%;
    object-fit:cover;
}

.hero-content{
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%,-50%);
    background:rgba(0,0,0,0.5);
    color:white;
    width:80%;
    max-width:700px;
    text-align:center;
    padding:40px;
    border-radius:10px;
}

.hero-content h2{
    font-size:45px;
    margin-bottom:20px;
}

.hero-content p{
    font-size:18px;
    margin-bottom:25px;
    line-height:1.7;
}

/* BUTTON */

.button{
    display:inline-block;
    background:#0077cc;
    color:white;
    text-decoration:none;
    padding:12px 30px;
    border-radius:5px;
}

.button:hover{
    background:#005fa3;
}

/* WELCOME */

.welcome{
    padding:60px 8%;
    text-align:center;
    background:white;
}

.welcome h2{
    font-size:36px;
    color:#003366;
    margin-bottom:20px;
}

.welcome p{
    font-size:18px;
    line-height:1.8;
}

/* FEATURES */

.features{
    display:flex;
    justify-content:center;
    gap:25px;
    flex-wrap:wrap;
    padding:60px 8%;
}

.feature{
    background:white;
    width:300px;
    padding:25px;
    border-radius:10px;
    text-align:center;
    box-shadow:0 0 10px rgba(0,0,0,0.15);
}

.feature h3{
    color:#003366;
    margin-bottom:15px;
}

.feature p{
    line-height:1.6;
}

/* FOOTER */

footer{
    background:#003366;
    color:white;
    text-align:center;
    padding:20px;
}

footer p{
    margin:5px 0;
}

/* RESPONSIVE */

@media (max-width:768px){

header{
    flex-direction:column;
}

nav ul{
    flex-direction:column;
    margin-top:15px;
}

nav ul li{
    margin:10px 0;
}

.hero{
    height:70vh;
}

.hero-content{
    width:90%;
    padding:25px;
}

.hero-content h2{
    font-size:30px;
}

.hero-content p{
    font-size:16px;
}

.features{
    flex-direction:column;
    align-items:center;
}

.feature{
    width:90%;
}

}