.semi-transparent-button {
  display: block;
  box-sizing: border-box;
  margin: 0 auto;
  padding: 8px;
  width: 60%;
  max-width: 150px;
  background: #fff; /* fallback color for old browsers */
  background: rgba(255, 255, 255, 0.5);
  border-radius: 8px;
  color: #000;
  text-align: center;
  text-decoration: none;
  letter-spacing: 1px;
  transition: all 0.3s ease-out;
  float:right;
}
.semi-transparent-button:hover,
.semi-transparent-button:focus,
.semi-transparent-button:active {
  background: #fff;
  color: #000;
  transition: all 0.5s ease-in;
}
.semi-transparent:focus {
  outline: none;
}

.is-blue {
  background: #1e348e; /* fallback color for old browsers */
  background: rgba(30, 52, 142, 0.5);
}
.is-blue:hover,
.is-blue:focus,
.is-blue:active {
  background: #1e348e; /* fallback color for old browsers */
  background: rgb(30, 52, 142);
  color: #fff;
}

.with-border {
  border: 1px solid #C2C2C2;
}