body{background-color: #f0bd16; font-family: tahoma, sans-serif;}
nav{float: left; margin-right: 200px; background: rgb(32,221,143); background: linear-gradient(90deg, rgba(32,221,143,0.44009322478991597) 30%, rgba(0,180,255,0.28323047969187676) 61%); padding-right: 10px; border-radius: 15px;}
footer{clear: left;}
#wrapper{margin: auto;}
#species_on_exhibit{margin-left: 400px;}
.species_box{float: left; width: 200px; margin: auto; padding-bottom: 15px;}
a:link{color: white;}
a:visited{color: red;}
a:hover{background-color: purple;}
a:active{color: yellow;}