.pb-100 {
    padding-bottom: 100px;
  	background-color: #e8e8e8;
}


button {
  display: block;
  width: 140px;
  height: 40px;
  background-color: #9CDC25;
  border-radius: 3px;
  text-align: center;
  line-height: 40px;
  color: #fff;
  font-size: 16px;
  margin: 0 auto;
  transition: background-color 0.3s ease-in-out;
  border: none;
  font-weight: 750;
  box-shadow: 0px 8px 15px rgba(0, 0, 0, 0.1);
}

button:hover {
  background-color: #D3D3D3;
}

@media only screen and (max-width: 768px) {
  .pb-100 {
    margin-left: 0;
    margin-right: 0;
    width: 100%;
    padding-bottom: 100px;
  	background-color: #e8e8e8;
  }
}