/* 首页顶部背景切成 5 条等宽莫兰迪色带 */
#page-header.full_page {
    background: linear-gradient(
            to right,
            #b8a08d 0%,   #b8a08d 20%,
            #a89286 20%,  #a89286 40%,
            #8f7d74 40%,  #8f7d74 60%,
            #756761 60%,  #756761 80%,
            #5d514d 80%,  #5d514d 100%
    );
    /* 让渐变铺满整个视口宽度，高度随主题 */
    background-size: cover;
}