body {
    background: var(--white) url("/assets/frontend/img/bg1.jpg") top center no-repeat;
}
.container {
    max-width: 960px;
}

/**
 * 自定义网站头部术式
 */
.site-header {
    border-bottom: solid .15em var(--white);
    z-index: 20000;
    background: transparent url("/assets/frontend/img/bg1.jpg") top center no-repeat;
}
.site-header a {
    color: var(--white);
    font-weight: bold;
    transition: ease-in-out color .15s;
}
.site-header a:hover {
    color: var(--white);
    text-decoration: underline;
}
.site-header .logo img {
    width: 1.5em;
    height: 1.5em;
}

@media (max-width: 767.98px) {
    body, .site-header {
        background-position-x: -1440px;
    }
}