*{
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

button{
  font-family: 'Helvetica Neue', arial, sans-serif;
}

.controls{
  padding: 2%;
  background: #333;
  color: #eee;
}

label{
  font-weight: 300;
  margin: 0 .4em 0 0;
}

#sorter_buttons   {
    width: 100%;
    margin: 0 auto 24px auto;
	text-align: center;
}

button{
  display: inline-block;
  padding: .5em 1.1em;
  background-color: #006838;
  color: white;
  font-size: 22px;
  font-weight: bold;
  border-radius: 21px;
  cursor: pointer;
  margin: 4px 7px;
  transition-duration: 0.5s;
  border: 0;
}

button:hover{
  transform: scale(1.2);
  transition-duration: 0.5s;
}

button.active{
  background-color: #39b54a;
}

button:focus{
  outline: 0 none;
}

button + label{
  margin-left: 1em;
}

.container{
  -webkit-backface-visibility: hidden;
}

.container:after{
  content: '';
  display: inline-block;
}

.container .mix,
.container .gap{
  display: inline-block;
}

.container .mix{
  display: none;
}


.container .mix:after{
  display: inline-block;
}

.container .mix:before{
  content: '';
  display: inline-block;
}