.wpcf7-form-control-wrap {
  display: block;
}

#captcha {
  user-select: none;
  background-color: #c0c0c0;
  width: 150px;
  height: 60px;
  font-size: 30px;
  font-weight: bold;
  display: inline-block;
  padding: 15px 4px;
  text-align: center;

  -webkit-text-stroke: 1px black;
  color: white;
  text-shadow: 3px 3px 0 #000, -1px -1px 0 #000, 1px -1px 0 #000,
    -1px 1px 0 #000, 1px 1px 0 #000;
}

#arithmathic_refresh {
  background-color: transparent;
  padding: 0;
}

#arithmathic_refresh svg {
  width: 18px;
  height: 18px;
}

#userInput,
#rtn {
  margin: 5px 0px;
}

#arithmetic_cal {
  width: 100px;
  height: 30px;
  font-size: 20px;
  display: inline-block;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

.spin-rotate {
  animation: spin 1s linear infinite;
}