.back-to-top{position:fixed;right:0;z-index:99}.back-to-top,.nav-toggle:checked~.back-to-top{opacity:0;transition:opacity .2s,visibility 0s linear .2s;visibility:hidden}.back-to-top:before{transform:rotate(-90deg)}@media only screen and (max-width:767px){.back-to-top{bottom:60px;height:60px;width:60px}.back-to-top:before{left:18px!important}}@media only screen and (min-width:768px) and (max-width:1023px){.back-to-top{bottom:0;height:100px;right:200px;width:100px}.back-to-top:before{font-size:40px!important;left:30px!important;margin-top:-20px!important}}@media only screen and (max-width:1023px){.back-to-top{font-size:0;padding:0!important}}@media only screen and (min-width:1024px){.back-to-top{bottom:62px;right:calc(6.94444vw + 3.14465%)}}@media only screen and (min-width:1440px){.back-to-top{right:calc(100px + 3.14465% + 1.38889vw)}}.back-to-top--visible{opacity:1;transition:opacity .2s,visibility 0s;visibility:visible}