.toggle-button{position:fixed;top:35%;margin-top:150px;z-index:1;opacity:.5;transition:opacity .3s,margin-left .3s;margin-left:-15px}.toggle-button:hover{opacity:1}@media screen and (max-width:430px) and (min-width:375px){.toggle-button{margin-left:-15px}}@media screen and (max-width:375px){.toggle-button{margin-left:-15px}}