#modeSelect {
    background-color: #333;
    color: white;
}

#modeSelect:hover {
    background-color: #221bf0;
}

#periodSelect {
    background-color: #333;
    color: white;
}

#periodSelect:hover {
    background-color: #221bf0;
}

#fix101:hover {
    background-color: #211c1c;
}

#fix101 {
    background-color: #f21d1d;
}