#hover1{
                opacity: 0.0;
                -webkit-transition: all 500ms ease-in-out;
                -moz-transition: all 500ms ease-in-out;
                -ms-transition: all 500ms ease-in-out;
                -o-transition: all 500ms ease-in-out;
                transition: all 500ms ease-in-out;
            }
            #hover2:hover + #hover1{
                opacity: 1.0;
                background-color: aquamarine;
            }