body{background-color:#e6e6e6}#cards{float:left;width:30%;margin-left:30%;margin-bottom:4%}.card{background-color:#fff;margin-top:2%;margin-bottom:2%;height:auto;padding:2%}.card img{width:100%}#ninja{z-index:99;width:10%;position:fixed;left:10%;top:10%}#ninja img{width:100%}.navbar{margin-top:1%;margin-right:10%;float:right}.navbar a{float:left;display:block;color:#000;text-align:center;padding:14px 20px;text-decoration:none}.navbar a:hover{background-color:#ddd;color:#000}@media (max-width: 600px){#ninja{display:none}#cards{width:95%;margin-left:auto;margin-right:auto}}