body{
    background: ivory

}

.container{
    width: 70%;
    margin: 10px auto;
}

h1{
    color: darkgreen;
    text-align: center;
    font-weight: bold;
}

ol{
    list-style-type:lower-greek;
}

ul{
    list-style-type:lower-roman;
}

ul ul{
    list-style-type:lower-latin;
    font-weight: bold;
}