body{
    font-family: Arial;
    background: #f4f4f4;
}

.container{
    width: 70%;
    margin: auto;
    background: white;
    padding: 30px;
    margin-top: 30px;
    border-radius: 10px;
}

h1{
    text-align: center;
    color: #0a3d62;
}

h2{
    background: #0a3d62;
    color: white;
    padding: 10px;
    border-radius: 5px;
}

input, textarea, select{
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
}

button{
    background: #0a3d62;
    color: white;
    border: none;
    padding: 15px;
    width: 100%;
    cursor: pointer;
    font-size: 16px;
}

.excel-btn{
    display: block;
    text-align: center;
    background: green;
    color: white;
    padding: 15px;
    text-decoration: none;
}