body{
    font-family: Arial;
    background-color: black;
}
h1{
    color:#fff;
}
h2{
    font-style: italic;
}
p{

}

.main,header,footer{
    background-color: rgb(154, 196, 179);
    width:50%;
    text-align:center;
    padding: 20px;
    position: relative;
    margin: auto;
}
ul{
    list-style-type: square;
    text-align: left;
}
ol{
    text-align: left;
    font-style: italic;
}
img{
    width:100%;
    border-radius:15px;
}
.image-credit{
    width:158px;
}