.form-horizontal h4 {
  font-size: 16px;
  border-bottom: 2px #fff solid;
  width: 98%;
  padding-bottom: 12px;
  margin-bottom: 19px !important;
}
form input, form textarea {
  background-color: #dbeced;
  }
.button, #sForm .button, .knop, #sForm .knop {
  color: rgb(15, 108, 119);
  }