body.dark {
    color: #faf1ff;
    background-color: #2A3F54;
}
.dark header,
.dark .scroll-to-top {
    background: linear-gradient(45deg, #3b1017, #161b35);
    text-shadow: 0px 1px 0px #579ad924;
}
.dark footer {
    background: #000;

}
.dark .theme-mode-btn i:before{
    content: "\f205";
}