input[type="range"]{
  width: 300px;
  margin: 18px 0;
  -webkit-appearance: none;

}

input[type="range"]:focus{
  outline: none;
}

input[type="range"] + output{
  background-color: #fff;
  position: absolute;
  /* top: -25px; */
  left: 130px;
  width: 40px;
  padding: 5px 0;
  text-align: center;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
  border-radius: 10px; 

}
output { 
  position: absolute;
  background-image: linear-gradient(#056b1e, #049b2a);
  width: 40px; 
  height: 35px; 
  text-align: center; 
  color: white; 
  border-radius: 10px; 
  display: inline-block; 
  font: bold 15px/30px Georgia;
  bottom: 65%;
}
output:after { 
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-top: 10px solid #049b2a;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  margin-top: -1px;
}

input[type="range"]::-webkit-slider-runnable-track{
  background-color: green;
  border-radius: 4px;
  width: 100%;
  height: 10px;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb{
  -webkit-appearance: none;
  /* background-color: white;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  border: 1px solid green;
  margin-top: -7px;
  cursor: pointer; */
}