main>h1 {
  padding: 50px 0;
  font-weight: 400;
  text-align: center;
}

main>p {
  margin: 0 0 20px;
  line-height: 1.5;
 
}
.definition-list  li{
 list-style-type: none;
}
main>section p {

    font-family: "Open Sans","Helvetica Neue",Helvetica,Arial,sans-serif;
text-align: left;
}
main>section {
  display: none;
  padding: 20px 0 0;
  border-top: 1px solid #ddd;
   color: #7d7a7a;
  font-weight: 500;
   
text-align: left;
}

main>input {
  display: none;
}

main>label {
  display: inline-block;
  margin: 0 0 -1px;
  padding: 5px 10px;
/*  font-weight: 600;*/
  text-align: center;
  color: #bbb;
  border: 1px solid transparent;
}



main>label:hover {
  color: #888;
  cursor: pointer;
}

main>input:checked + label {
  color: #555;
  border: 1px solid #ddd;
  border-top: 2px solid orange;
  border-bottom: 1px solid #fff;
}

main>#tab1:checked ~ #content1,
main>#tab2:checked ~ #content2,
main>#tab3:checked ~ #content3,
main>#tab4:checked ~ #content4 {
  display: block;
}
.definition-list {
    font-size: 14px;
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}
.definition-list__item:first-child {
    margin-top: 20px;
}
.definition-list__item {
    font-family: "Open Sans","Helvetica Neue",Helvetica,Arial,sans-serif;
    border-bottom: solid 1px #d9d6d0;
    padding-bottom: 5px;
    margin-bottom: 20px;
    text-align: left;
}