.canvas-box {
  position: fixed;
  left: 1000000rpx;
  top: -1000000rpx;
}
.canvas-body {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #fff;
}
.draw_canvas {
  position: absolute;
}
.canvas-bill {
  position: fixed;
  width: 750rpx;
  left: 1000000rpx;
  top: -1000000rpx;
  visibility: hidden;
}
.lineOne {
  // overflow: hidden;
  // text-overflow: ellipsis;
  // white-space: nowrap;
}
.textCenter {
  text-align: center;
}
.textRight {
  text-align: right;
}
.billImg-box {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 10;
  width: 750rpx;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.75);
}
.image-load-text {
  width: 750rpx;
  text-align: center;
  color: #fff;
  line-height: 50rpx;
  margin-top: 20rpx;
  font-size: 28rpx;
  letter-spacing: 2rpx;
}