a.button {
  display: block;
  position: relative;
  float: left;
  width: 100px;
  padding: 0;
  margin: 10px 20px 10px 0;
  font-weight: 600;
  text-align: center;
  line-height: 30px;
  color: #FFF;
  border-radius: 5px;
  transition: all 0.2s ;
}


.btnBlueGreen.btnPush {
  box-shadow: 0px 5px 0px 0px #007144;
}

.btnLightBlue.btnPush {
  box-shadow: 0px 5px 0px 0px #1E8185;
}

.btnOrange.btnPush {
  box-shadow: 0px 5px 0px 0px #A66615;
}

.btnPurple.btnPush {
  box-shadow: 0px 5px 0px 0px #6D184B;
}

.btnPush:hover {
  margin-top: 15px;
  margin-bottom: 5px;
}

.btnBlueGreen.btnPush:hover {
  box-shadow: 0px 0px 0px 0px #007144;
}

.btnLightBlue.btnPush:hover {
  box-shadow: 0px 0px 0px 0px #1E8185;
}

.btnOrange.btnPush:hover {
  box-shadow: 0px 0px 0px 0px #A66615;
}

.btnPurple.btnPush:hover {
  box-shadow: 0px 0px 0px 0px #6D184B;
}