#middle-main {background-color: #7f7f7a;}#pic-title {background-color: #7f7f7a; left: 50%; top: 3.4284em;}#grad-tr     {background-image: url('../I/middle-bg-grad-tr_7f7f7a.png');}#goniometer2 {background-image: url('../I/discover8.png');}