body {
    box-shadow: 3px 3px 10px;
    background-color: #000B03;
    margin: auto;
}

main {
    padding: 20px;
    background-color: #f0f0f0;
    max-width: 1000px;
}

article {
    display: flex;
    flex-direction: column;
}

h1 {
    font-size: 2rem;
    margin: 20px;
}

p {
    text-align: justify;
    text-indent: 40px;
    line-height: 20px;
    margin: 20px;
}

img {
    align-items: center;
    max-width: 100%;
}

aside ul {
    padding: 0 20px;
}

footer {
    background-color: #000B03;
    font-size: 1.1rem;
    color: #fff;
    letter-spacing: .5px;
    text-align: center;
    padding: 20px;
    -webkit-box-shadow: 0px -5px 21px -1px rgba(0,0,0,0.31); 
    box-shadow: 0px -5px 21px -1px rgba(0,0,0,0.31);
}