body {
  font-family: "Helvetica", sans-serif;
  margin: 0;
  padding: 0;
  background-color: whitesmoke;
}
.container {
  margin: 70px auto;
  padding: 20px;
  background-color: #f5f5f5;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  border-radius: 15px;
}
.header {
  text-align: center;
  margin-bottom: 20px;
}
.feedback-form {
  margin: 0;
  padding: 0;
}
.form-group {
  margin-bottom: 20px;
}
label {
  font-weight: bold;
}
.radio-group {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
}
.radio-label {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  color: white;
}
.radio-input {
  display: none;
}
.radio-input:checked + .radio-button {
  scale: 1.1;
  border: 2px solid white;
  box-shadow: 0 0 5px black;
  opacity: 1;
}
.radio-label:hover .radio-button {
  scale: 1.1;
  opacity: 1;
}
.radio-button {
  width: 43px;
  height: 43px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #e9e9e9;
  border: 2px solid transparent;
  border-radius: 4px;
  transition: all 0.3s ease;
  opacity: 0.5;
}
textarea {
  width: 100%;
  height: 200px;
  padding: 10px;
  box-sizing: border-box;
  margin-top: 10px;
  resize: none;
}
.submit-button {
  text-align: center;
  margin-top: 20px;
}
button {
  padding: 10px 20px;
  background-color: #007bff;
  border: none;
  cursor: pointer;
  border-radius: 15px;
  width: 8em;
  margin: 2px;
}
a {
  text-decoration: none;
}
.main {
  display: flex;
  flex-direction: column;
  align-items: center;
}

@media screen and (max-width: 600px) {
  .radio-button {
    width: 30px;
    height: 30px;
    font-size: 0.8em;
  }
  .radio-label {
    margin-bottom: 10px;
  }
  .submit-button {
    margin-top: 10px;
  }
  .container {
    margin-top: 10px;
    margin-bottom: 0 !important;
    min-width: 0 !important;
    width: 80vw !important;
  }

  .radio-button {
    width: 22px;
    height: 22px;
  }
}