*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    background:#0f172a;
    color:white;
    font-family:Arial,sans-serif;
}

nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:20px;
    background:#111827;
    border-bottom:1px solid #1f2937;
}

nav a{
    color:white;
    text-decoration:none;
    margin-left:15px;
}

nav a:hover{
    color:#5865f2;
}

.hero{
    text-align:center;
    padding:100px 20px;
}

.hero h2{
    font-size:48px;
    margin-bottom:15px;
}

.hero p{
    color:#9ca3af;
    margin-bottom:20px;
}

button{
    background:#5865f2;
    border:none;
    color:white;
    padding:12px 18px;
    border-radius:10px;
    cursor:pointer;
}

button:hover{
    opacity:.9;
}

input,
textarea,
select{
    width:100%;
    padding:12px;
    border:none;
    border-radius:10px;
    background:#1f2937;
    color:white;
    margin-top:10px;
}

textarea{
    min-height:120px;
}

.post{
    background:#111827;
    padding:20px;
    border-radius:15px;
    margin-top:15px;
    border:1px solid #1f2937;
}

.post h3,
.post h2{
    margin-bottom:10px;
}

#profile-avatar,
#avatar{
    width:120px;
    height:120px;
    border-radius:50%;
    object-fit:cover;
}

.card{
    background:#111827;
    padding:20px;
    border-radius:15px;
    margin-top:20px;
}

.container{
    max-width:1200px;
    margin:auto;
    padding:20px;
}