body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background-color: #6FB776;
    font-family: Arial, sans-serif;
}

header {
    width: 100%;
    background-color: #15771F;
    color: #fff;
    padding: 10px 0;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000; 
}

header nav a {
    margin-left: 10px;
}

a{
    color: azure;
}

h1 {
    margin: 10px;
    text-align: center;
}

p{
    margin-left: 10px;
    margin-top: 30px;
}

span{
    margin-left: 10px;
}

button{
    margin-left: 10px;
    margin-top: 15px;
    background-color: #15771F;
}

.col1 {
    position: fixed;
    top: 38px;
    left: 0;
    width: 200px;
    height: 100vh;
    background-color: azure;
    
}

footer {
    width: 100%;
    color: #fff;
    padding: 10px 0;
    position: fixed; 
    bottom: 0;
    left: 0;
    text-align: center;
}