更新首页移动端前端样式

<div class="emergency"><p><a href="./emergency">紧急情况？AED，药箱，就医，失窃，前往「应急处理」<svg aria-hidden="true" x="0px" y="0px" width="15" height="15" class="icon outbound"><use href="#link-icon" /></svg></a></p></div>

<style type="text/css">

@media (max-width: 419px) {

    .theme-default-content {

      padding: 1.5rem;

  }

  h1 {

    margin-top: 0;

  }

}

div.emergency {

  border-style: solid;

  border-width: 2px;