body {
  padding: 0;
  margin: 0 auto;
}

img {
  width: 100%;
  display: block;
  margin: 0 auto;
}

#hint,
.layout {
  display: none;
}

.copywright {
  font-family: PingFangSC-Regular;
  font-size: 12px;
  color: #999999;
  letter-spacing: 0;
  text-align: center;
  margin-top: 40px;
}

button {
  outline: 0;
  padding: 0;
  margin: 0;
  border: 0;
  width: 100%;
}

#toutiao-btn {
  display: none;
}

.fix-area {
  width: 100%;
  height: 79px;
  background-image: linear-gradient(180deg, rgba(246, 247, 250, 0.00) 0%, #F6F7FA 100%);
  position: fixed;
  bottom: 0;
  text-align: center;
}

.fix-area>button {
  margin-top: 20px;
  background: #E23341;
  border-radius: 24.5px;
  font-size: 17px;
  color: #FFFFFF;
  width: 90%;
  height: 49px;
}

.margin-bottom {
  padding-bottom: 79px;
  position: relative;
  margin-top: 0;
}