html,
body,
div#header {
  height: calc(100vh - 120px);
}
form#index-form {
  position: static;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto !important;
  width: 90%;
}
div#navs ~ div,
#login-wraps,
a.square-enterance,
div#ts-image-uploader-icon,
div.baiduappcall-wrap div.voice.call,
div.tab_news,
div#navs {
  display: none !important;
}
/* 图片logo往下移40px */
#logo {
  padding-top: 40px;
}