body{
font-family:Poppins,sans-serif;
margin:0;
background:#f4f7f6
}

header{
background:#0f5132;
color:white;
padding:25px;
text-align:center
}

nav{
background:#0b3d2a;
padding:12px;
display:flex;
justify-content:center;
gap:20px
}

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

.container{
max-width:1000px;
margin:auto;
padding:40px 20px
}

.card{
background:white;
padding:20px;
border-radius:8px;
margin-bottom:15px;
box-shadow:0 3px 8px rgba(0,0,0,.1)
}

button{
background:#198754;
color:white;
border:none;
padding:10px 16px;
border-radius:6px
}

input,textarea{
width:100%;
padding:10px;
margin-top:8px;
margin-bottom:12px
}