#exercise{  
  max-width: 800px;
  text-align: center;
  touch-action: manipulation;
} 

#exercise h1,h2,h3{    
  margin:5px;
}

/* SIPKY PRO MOBILY */
#exercise #arrowTable{
  display: inline-block;
  border-spacing: 0px;
  border-collapse: separate;  
  margin:0px;
  margin-bottom: 25px;
}

#exercise #arrowTable td{
  border:0px solid red;
  padding:0px;
}

#exercise .arrow{
  display: inline-flex;    
  justify-content: center;
  align-items: center;

  font-size: 30px;
  width: 60px;
  height: 60px;  
  margin: 2px;
    
  cursor: pointer;
  color:white;   
  border-radius: 5px;      
  background-color: #3498db;  
}
#exercise .arrow:hover{
  background-color: #2980b9;
}

/* HLAVNI PLAN */
#exercise #plan{
  text-align: center;    
}

#exercise table.plan{
  display: inline-block;
  background-color: white;
  margin:0px;
  border-spacing: 0px;
  border-collapse: separate;  
}

#exercise table.plan td{
  margin:0px;
  padding:0px;
  width:40px;  
  height:40px;
  border:0px solid red;   
}

/* TLACITKA */
#exercise .tlacitko-control{
  display: inline-block;
  margin: 5px;  
  margin-top: 15px;
  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;  
}