#bar{
    background-color: #0bd;
    position: fixed;
    top: 0;
    left: 0;
    height: 10px;
}
body{
    background-color: beige;
}
article{
    max-width: 800px;
    margin: auto;
    padding: 2rem;
    line-height: 1.8;
}
h1{
    max-width: 800px;
    margin: 2rem auto 1rem;
}
h2{
    margin:2rem 0 1rem;
}
#esimForm{
    border: 2px solid black;
    border-radius: 6px;
    max-width: 800px;
    margin: auto;
    padding: 2rem;
    line-height: 6.0;
}
#esimForm > div{
    margin-bottom: 1rem;
}
#esimForm label{
    background-color: bisque;
    border-radius: 8px;
    padding: .75rem 1rem;
    line-height: 1.2;
}
#esimForm input{
    border: 2px solid black;
    border-radius: 8px;
    padding: .75rem 1rem;
    background-color: snow;
    line-height: 1.2;
}
#esimForm select{
    border: 2px solid black;
    border-radius: 8px;
    padding: .75rem 1rem;
    background-color: snow;
    line-height: 1.2;
}
#esimForm textarea{
    border: 2px solid black;
    border-radius: 8px;
    padding: .75rem 1rem;
    background-color: snow;
    line-height: 1.2;
}
#esimForm #btn{
    background: #8bd;
    padding: .75rem 1rem;
    border-radius: 8px;
}
#esimForm #btn:disabled{
    background: #ccc;
}