@media only screen and (max-width:800px){
    .floatR {
        height:100px;
        float:right;
    }
}
@media only screen and (min-width:801px) {

}
#truck {
    width: 90%;
    margin-left: auto;
    margin-right: auto;
    display: block;
    margin-top: 50px;
    border-radius: 20px;
}