html,
body {
  min-height: 100%;
}

body,
div,
form,
input,
select,
p {
  padding: 0;
  margin: 0;
  outline: none;
  font-family: Roboto, Arial, sans-serif;
  font-size: 16px;
  color: #eee;
}

body {
  background: #ECFAFF;
}

.form-style {
  flex: 1;
  background: #2F4B4D;
  padding: 25px;
}

.form-wrapper {
  padding: 0 30%;
  margin: auto;
}

input,
select {
  padding: 5px;
  margin-bottom: 30px;
  background: transparent;
  border: none;
  border-bottom: 1px solid #7ceff1;
}

input::placeholder {
  color: #eee;
}

option:focus {
  border: none;
}

option {
  background: black;
  border: none;
}

input[type=submit] {
  padding: 10px 5px;
  margin-top: 20px;
  border-radius: 5px;
  border: none;
  background: #26a9e0;
  text-decoration: none;
  font-size: 15px;
  font-weight: 400;
  color: #fff;
  width: 70%;
}

.btn-item {
  display: inline-block;
  margin: 20px 5px 0;
}

input[type=submit]:hover,
.btn-item:hover {
  background: #85d6de;
}

@media (min-width: 568px) {

  html,
  body {
    height: 100%;
  }

  .main-block {
    flex-direction: row;
    height: calc(100% - 50px);
  }
}

.mark, mark {
    padding: .2em;
    background-color: #ffd600 !important;
}