* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
}

@font-face {
  font-family: Poppins-Regular;
  src: url(Poppins/Poppins-Regular.ttf);
}

body {
  font-family: 'Poppins', Poppins-Regular, sans-serif;
  font-weight: 400;
  font-size: 1.6rem;
  color: #fff;
  padding: 2rem 0;

  background-image: linear-gradient(to right, rgba(165, 69, 111, 0.75),rgba(148,187,233,.75)),
                      url(../img/study.jpg);
  background-size: cover;
  background-attachment: fixed;
}

#main {
  max-width: 72rem;
  margin: 0 auto;

  text-align: center;
}

#title {
  margin-bottom: .8rem;
}

#description {
  margin-bottom: .6rem;
  font-size: 120%;
}

#survey-form {
  background-color: rgba(27, 27, 50, .9);
  padding: 3rem 5rem;
  text-align: left;
  border-radius: .4rem;
}

.form_input {
  outline: none;
  display: block;
  font-family: inherit;
  width: 100%;
  padding: .8rem 1.2rem;
  margin-top: .4rem;
  border-radius: .5rem;
}
.form-class {
  margin-bottom: 2rem;
}
.form-class_label {
  display: block;
  margin-bottom: .4rem;
}
.form_check {
  display: inline-block;
  margin-right: .8rem;
}

.form_submit {
  margin: 2rem 0;
  display: inline-block;
  width: 100%;
  padding: 1.3rem 0;
  border-radius: .5rem;
  border: none;
  cursor: pointer;

  font-family: inherit;
  color: #fff;
  background-color: #37af65;
}

.form_reset {
  margin-bottom: 1rem;
  display: inline-block;
  width: 100%;
  padding: 1.3rem 0;
  border-radius: .5rem;
  border: none;
  cursor: pointer;

  font-family: inherit;
  color: #fff;
  background-color: rgb(135, 38, 38);
}