body{margin:0;scroll-behavior:smooth}.main-layout{min-height:100vh;background-color:#000;-webkit-user-select:none;user-select:none}.font-zh{font-family:Microsoft YaHei,微软雅黑,sans-serif;line-height:1.5}.font-en{font-family:Times New Roman,serif}.main-container{padding-left:var(--content-padding-x);padding-right:var(--content-padding-x);box-sizing:border-box}