body {
  margin: 0;
  min-height: 100vh;
}

div {
  box-sizing: border-box;
}

img {
  max-width: 100%;
  object-fit: cover;
}

.main {
  position: relative;
  min-height: 100vh;
}

.dl-loading {
  display: none;
  position: absolute;
  top: 30%;
  left: 0;
  right: 0;
  z-index: 999;
}

.dl-loading img {
  display: block;
  width: 90px;
  margin: 0 auto;
}

.dl-loading .tips {
  text-align: center;
  font-size: 15px;
  font-weight: bold;
  color: #f3ae00;
}

.urlShow {
  display: none;
  padding: 20px;
}