.btn_group{
        justify-content: center;
        display: flex;
        align-items: center;
    }

    @import url('https://fonts.googleapis.com/css?family=Montserrat&display=swap');

.panel-container {
  background-color: #6f8609;
  box-shadow: 0 0 10px rgba(105, 177, 24, 0.637);
  border-radius: 15px;
  font-size: 90%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 30px;
  max-width: 400px;
  color:#0c0211;
  margin:10% auto 2% auto;
}

.panel-container strong {
  line-height: 20px;
}

.ratings-container {
  display: flex;
  margin: 20px 0;
}

.rating {
  flex: 1;
  cursor: pointer;
  padding: 20px;
  margin: 10px 5px;
}

.rating:hover,
.rating.active {
  border-radius: 4px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.rating img {
  width: 40px;
}

.rating small {
  color: #fff;
  display: inline-block;
  margin: 10px 0 0;
}

.rating:hover small,
.rating.active small {
  color: #020208;
}

.btn {
  background-color: #3f641d;
  color: #000;
  border: 0;
  border-radius: 4px;
  padding: 12px 30px;
  cursor: pointer;
}

.btn:focus {
  outline: 0;
}

.btn:active {
  transform: scale(0.98);
}

html {
  box-sizing: border-box;
}



.column {
  float: left;
  width: 33.3%;
  margin-bottom: 16px;
  padding: 0 8px;
}

.card {
  box-shadow: 0 4px 8px 0 color #636b2f (7, 71, 7, 0.596);
  margin: 8px;
}

.about-section {
  padding: 50px;
  text-align: center;
  background-color: #636b2f;
  color: rgb(245, 245, 242);
}

.container {
  padding: 0 16px;
}

.container::after, .row::after {
  content: "";
  clear: both;
  display: table;
}

.title {
  color: grey;
}





@media screen and (max-width: 650px) {
  .column {
    width: 100%;
    display: block;
  }
}