span.souba_btn_inner {
  font-size: 12px;
  display: block;
}
a.souba_btn {
  background-color: #00b8c7;
  display: block;
  color: #fff !important;
  text-align: center;
  padding: 10px;
  font-size: 15px;
  font-weight: bold;
  border-radius: 5px;
  box-shadow: 0px 5px #057a84;
  margin: 20px auto;
  position: relative;
}
a.souba_btn:after {
  font-family: 'Font Awesome 5 Free', sans-serif;
  content: "\f105";
  font-weight: 900;
  font-size: 20px;
  position: absolute;
  top: 16px;
  right: 11px;
}