h1 {
    text-align: center; 
    font-family: Arial, Helvetica, sans-serif;
}
hr {
    clear:both;
}
.price {
    background-color: green;
    width: 35%;
    float: inline-start;
    padding:20px;
}
main {
    float: right;
    width: 60%;

}

aside {
    float:left;
}

#price {

    text-transform: uppercase;
font-family: Georgia, 'Times New Roman', Times, serif;
font-size: 4em;
    font-weight: 700;
    color: #f5f5f5;
    text-shadow: 1px 1px 1px #919191,
        1px 2px 1px #919191,
        1px 3px 1px #919191,
        1px 4px 1px #919191,
        1px 5px 1px #919191,
        1px 6px 1px #919191,
        1px 7px 1px #919191,
        1px 8px 1px #919191,
        1px 9px 1px #919191,
        1px 10px 1px #919191,
    1px 18px 6px rgba(16,16,16,0.4),
    1px 22px 10px rgba(16,16,16,0.2),
    1px 25px 35px rgba(16,16,16,0.2),
    1px 30px 60px rgba(16,16,16,0.4);
}

footer { 
    clear: both;
}