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<html><head><style>#fluidMotion ul{list-style-type:none;background-color:rgba(26,161,242,1);padding:20px 0px;width:auto;height:auto;float:left;}#fluidMotion ul li{float:left;}#fluidMotion ul li a{text-decoration:none;padding:20px;color:white;}#fluidMotion ul li a:hover{animation:fluidmotion 0.5s infinite alternate;background-color:rgba(26,161,180,1);} </style></head><body> <div id="fluidMotion"> <ul> <li><a href="">HOME</a></li> <li><a href="">HTML</a></li> <li><a href="">CSS</a></li> </ul></div></body></html>