body{
    align-self: center;
    width: 100%;
    height: 100%;
    font: arial;
    font-size: 15px;
    display: block;
    background-color: saddlebrown;
}
#Main{
text-align: center;
}
#Header{
    text-align: center;
    color: white;
}
#Quiz{
    align-items: center;
    margin-top: 5px;
    margin-left: 10px;
    margin-right: 10px;
    margin-bottom: 5px;
    padding-top: 10px;
    padding-bottom: 10px;
    padding-left: 15px;
    padding-right: 15px;
    border-radius: 25px;
    background-color: green;
    color: white;
    align-self: center;
    width: auto;
    height: auto;
    display: inline-block;
}
input[type=text]{
    border-radius: 25px;
    font-family: sans-serif, arial;
    padding-left: 5px;
    background-color: saddlebrown;
    border-color: brown;
    color: white;
}
option, select{
        border-radius: 25px;
    font-family: sans-serif, arial;
    padding-left: 5px;
    background-color: saddlebrown;
    border-color: brown;
    border: 1px;
    color: white;
}

input[type=submit], button {
    border-radius: 25px;
    background-color: saddlebrown;
    border-color: brown;
    color: white;
}