/***
   Rui Santos
   Complete project details at https://RandomNerdTutorials.com
   
   Modified by Saroj Meesook
    - active button
   
***/

html {
  font-family: Arial;
  display: inline-block;
  margin: 0px auto;
  text-align: center;
}
h1 {
  color: #0F3376;
  padding: 2vh;
}
p {
  font-size: 1.5rem;
}
.button {
  display: inline-block;
  background-color: #3e8e41;
  padding: 15px 25px;
  font-size: 24px;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  outline: none;
  color: #fff;
  border: none;
  border-radius: 15px;
  box-shadow: 0 9px #999;
}
/***
.button:hover {background-color: #3e8e41}
***/
.button:active {
  box-shadow: 0 3px #666; 
  transform: translateY(3px);
}
.button2 {
  background-color: #f44336;
}
.units {
  font-size: 1.2rem;
 }
.sensor-labels {
  font-size: 1.5rem;
  vertical-align:middle;
  padding-bottom: 15px;
}