body {
    font-family: "Noto Sans TC", sans-serif;
    font-optical-sizing: auto;
}

.fireworks {
    position: fixed;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    z-index: -1;
}

.chtsecurity-logo {
    background-image: url("https://www.chtsecurity.com/images/logo.png");
    background-size: cover;
    height: 60px;
    width: 250px;
    border-style:none;
}

[data-bs-theme=dark] .chtsecurity-logo {
    background-image: url("/CHTSecurity_logo_white.png");
}