#exercise{  
  max-width: 550px; 
}

/*#exercise{    
  padding-top:20px;  
  clear:both;
  overflow: hidden;  
  max-width: 550px; 
  margin: 0px auto;       
  min-height:600px;
  text-align: center;        
  background-color: transparent;
  border:0px;
}
*/
#exercise .tlacitko-control{
  display: inline-block;
  margin: 5px;  
  margin-top: 10px;
  font-size: 18px;    
  width: 150px;      
  text-align:center;  
  border-radius:2px;  
  line-height: 50px;  
  cursor: pointer;

  background-color: #e0e0e2;
  color: var(--darkGray);
}

#exercise .tlacitko-control:hover{ 
  color:white; 
  background-color:#2ecc71; 
}

#exercise .tlacitko-control.disabled{ 
  color:white;
  background-color:#e6e8ea;  
}

#exercise #question{      
  
}

#exercise #options{    
  text-align: center;
}

#exercise #scale{    
  display: inline-block;  
  text-align: center;
  background-color: #d1d5d8;
  padding:0px 0px;
  min-height: 70px;
  width: 100%;
  color:white;
  line-height: 40px;
  font-size: 22px;
  border-radius: 10px;
  border:2px dashed #bdc3c7 ;
  margin-bottom: 30px;
}

#exercise .option{
  font-size: 20px; 
  line-height:44px;   
  line-height:1.3em;
  padding:10px 20px;
  margin:5px 0px;    
  color: white;
  cursor: pointer;
  background-color: #fe9800;  
  border: 0px solid #2980b9;  
  border-radius: 5px;
  text-align: left;
  display: inline-block;  
  width: 90%;
}

#exercise .option span{
  display: inline-block;
  float: right;  
  text-align: right;
}

#exercise .optionCorrect{
    background-color: #00ca65;    
}
#exercise .optionWrong{
    background-color: #e74c3c;    
}

#exercise #explanation{
  line-height: 28px;
  margin:10px;
  margin-top: 20px;
  box-shadow: 0px 0px 32px 0px rgba(0,0,0,0.1);

  font-size: 18px;
  font-weight: 400;
  background-color: white;
  border:1px solid #2980b9;
  border-radius: 3px;
  padding:10px;
  text-align: left;
  display: none;
}

#exercise #explanation.whiteScreen{
  box-shadow: 0px 0px 32px 0px rgba(0,0,0,0);
}

#exercise #answerSuffix{  
  display: none;   
  font-size: 18px;
}

#exercise #answerSuffix img{   
  margin-top:10px;
  height: 40px;
  width: auto;
}
#exercise #evaluate, #exercise #solution{   
}