.your-image-class{position:absolute!important;bottom:20px;right:20px;z-index:9999;max-width:120px;height:auto}@media (max-width:980px){.your-image-class{max-width:90px;bottom:15px;right:15px}}@media (max-width:767px){.your-image-class{max-width:70px;bottom:10px;right:10px}}