MediaWiki:Common.css

/* CSS placed here will be applied to all skins */
body {
  padding-top: 0px;
  padding-bottom: 20px;
  zoom: 100%;
}

/* 返回顶部按钮 */
#goTopBtn {
    position: fixed;
    line-height: 46px;
    text-align: center;
    width: 46px;
    bottom: 35px;
    height: 46px;
    cursor: pointer;
    background: #fff;
    display: none;
    border-radius: 6px;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.13);
    font-size:22px;
    color:#999;
}


/* 隐藏MW的English选项框 */
#p-variants{
	visibility: hidden;
}

/* 黑幕模板配合CSS */
/* 把这几行单独拎出来写，否则会被Firefox合并到“.heimu a”这条规则，然后又被上面的“点过外链不变色”规则override */
span.heimu a.external,
span.heimu a.external:visited,
span.heimu a.extiw,
span.heimu a.extiw:visited {
    color: #252525;
}
.heimu,
.heimu a,
a .heimu,
.heimu a.new {
    background-color: #252525;
    color: #252525;
    text-shadow: none;
}
body:not(.heimu_toggle_on) .heimu:hover,
body:not(.heimu_toggle_on) .heimu:active,
body:not(.heimu_toggle_on) .heimu.off {
    transition: color .13s linear;
    color: white;
}
body:not(.heimu_toggle_on) .heimu:hover a,
body:not(.heimu_toggle_on) a:hover .heimu,
body:not(.heimu_toggle_on) .heimu.off a,
body:not(.heimu_toggle_on) a:hover .heimu.off {
    transition: color .13s linear;
    color: lightblue;
}
body:not(.heimu_toggle_on) .heimu.off .new,
body:not(.heimu_toggle_on) .heimu.off .new:hover,
body:not(.heimu_toggle_on) .new:hover .heimu.off,
body:not(.heimu_toggle_on) .heimu.off .new,
body:not(.heimu_toggle_on) .heimu.off .new:hover,
body:not(.heimu_toggle_on) .new:hover .heimu.off {
    transition: color .13s linear;
    color: #BA0000;
}
.top {
  offset: 50px; 
  
  position: sticky;
  bottom: 20px;      
  margin-right:10px; 
  place-self: end;
  margin-top: calc(100vh + var(--offset));
  
  /* visual styling */
  text-decoration: none;
  padding: 10px;
  font-family: sans-serif;
  color: #fff;
  background: #000;
  border-radius: 100px;
  white-space: nowrap;
}

p {
  font-size: 25px;
}

/* remove the below if you don't want smooth scrolling */
html,
body {
	scroll-behavior: smooth;
}