body{
font-family: Arial, sans-serif;
background:#f4f6f8;
padding:30px;
}

form{
max-width:700px;
margin:auto;
background:white;
padding:25px;
border-radius:8px;
box-shadow:0 2px 8px rgba(0,0,0,0.1);
}

fieldset{
border:1px solid #ccc;
margin-bottom:20px;
padding:15px;
}

legend{
font-weight:bold;
}

label{
display:block;
margin-top:10px;
}

input,select,textarea{
width:100%;
padding:8px;
margin-top:5px;
border:1px solid #ccc;
border-radius:4px;
}

textarea{
resize:vertical;
}

.inline{
width:auto;
margin-right:8px;
}

button{
margin-top:15px;
padding:10px 15px;
border:none;
background:#2c3e50;
color:white;
cursor:pointer;
border-radius:4px;
}

button:hover{
background:#1a252f;
}

.page-header {
    max-width: 700px;
    margin: 0 auto 20px auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-header h1 {
    font-size: 26px;
    color: #2c3e50;
    margin: 0;
}

nav a {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    background: white;
    color: #2c3e50;
    text-decoration: none;
    border-radius: 6px;
    border: 1px solid #d1d5db;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

nav a:hover {
    background: #2c3e50;
    color: white;
    border-color: #2c3e50;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}