.radio-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.radio-btn {
  display: flex;
  flex: 1 1 100%;
  align-items: center;
  position: relative;
  cursor: pointer;
  padding: 10px 0;
}

.radio-btn input[type="radio"] {
  opacity: 0;
  position: absolute;
  cursor: pointer;
}

.radio-checkmark {
  position: relative;
  height: 16px;
  width: 16px;
  border-radius: 50%;
  border: 2px solid #007bff;
  margin-right: 3px;
  box-sizing: border-box;
}

.radio-checkmark::after {
  content: "";
  position: absolute;
  display: none;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  background-color: #007bff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

input[type="radio"]:checked~.radio-checkmark::after {
  display: block;
}