* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Open Sans", sans-serif;
  font-size: 16px;
}

@media (max-width: 600px) {
  * {
    font-size: 14px;
  }
}
body {
  background: #f5f5f5;
  background-image: url("https://i.postimg.cc/BnhHF28S/nastuh-abootalebi-y-Wwob8kw-OCk-unsplash-modified.jpg");
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-position: center center;
}

#main-container {
  margin: 20px auto;
  width: 100%;
  max-width: 800px;
}

@media (max-width: 600px) {
  #main-container {
    margin: 7px auto;
  }
}
header {
  margin: 20px;
  padding: 20px;
  background: white;
  border-radius: 15px;
  border: 1px solid #c5c3c6;
  box-shadow: 0 0 6px #46494c;
}

@media (max-width: 600px) {
  header {
    margin: 7px;
    padding: 7px;
  }
}
#title {
  margin: 10px auto;
  text-align: center;
  font-family: "Poppins", sans-serif;
  font-size: 24px;
  text-transform: uppercase;
  color: #348366;
}

#description {
  margin: 10px auto;
  text-align: center;
  font-size: 18px;
  font-weight: bold;
  color: #46494c;
}

@media (max-width: 600px) {
  #title {
    font-size: 22px;
  }

  #description {
    font-size: 16px;
  }
}
#form-container {
  margin: 20px;
  padding: 20px;
  background: white;
  border-radius: 15px;
  border: 1px solid #c5c3c6;
  box-shadow: 0 0 6px #46494c;
}

@media (max-width: 600px) {
  #form-container {
    margin: 7px;
    padding: 7px;
  }
}
.question-container {
  margin: 20px;
  background: white;
}

@media (max-width: 600px) {
  .question-container {
    margin: 7px;
  }
}
.question-label {
  display: block;
  margin: 10px 0;
  padding: 5px 10px;
  height: 40px;
  width: 100%;
  padding-top: 0;
  line-height: 40px;
  font-weight: bold;
  color: #348366;
}

.row-input, .big-size-input {
  display: block;
  margin: 10px 0;
  padding: 5px 10px;
  height: 40px;
  width: 100%;
  background: #f5f5f5;
  border-radius: 5px;
  border: 1px solid #c5c3c6;
  transition: box-shadow 0.3s;
}

.row-input:focus, .big-size-input:focus {
  box-shadow: 0 0 6px #c5c3c6;
}

.option-group {
  display: block;
  margin: 10px 0;
  padding: 5px 10px;
  height: auto;
  width: 100%;
  padding: 1px;
  background: #f5f5f5;
  border-radius: 5px;
  border: 1px solid #c5c3c6;
}

.option-container {
  display: block;
  margin: 10px 0;
  padding: 5px 10px;
  height: 30px;
  width: 100%;
  margin-left: 5px;
  margin-right: 5px;
}

.option-label {
  margin-left: 10px;
  color: #46494c;
}

input:checked + .option-label {
  font-weight: bold;
}

.big-size-input {
  height: 120px;
  resize: none;
}

#submit {
  margin: 20px;
  height: 40px;
  width: calc(100% - 2 * 20px);
  background:#348366;
  border-radius: 5px;
  border: 1px solid #c5c3c6;
  font-weight: 600;
  text-transform: capitalize;
  color: white;
  cursor: pointer;
  transition: box-shadow 0.3s;
}

@media (max-width: 600px) {
  #submit {
    margin: 7px;
    width: calc(100% - 2 * 7px);
  }
}
#submit:hover {
  box-shadow: 0 0 6px #c5c3c6;
}