/* 直接隐藏左侧顶部标题区域 */
.nav-header {
    display: none !important;
}

.nav-header {
    background: red !important;
}



.site-footer a {
  display: none;
}

.img-columns {
  column-width: 220px;
  column-gap: 12px;
}

.img-columns img {
  width: 100%;
  margin-bottom: 12px;
  break-inside: avoid;
}