#exercise{      
  clear:both;  
  max-width: 1100px; 
  margin: 0px auto;       
  min-height:600px;
  text-align: center;        
  background-color: transparent;
  border:0px;
}

#exercise #rules{  
  display: inline-block;
  max-width: 600px;
  background-color: white;
  border:1px solid #2980b9;
  border-radius: 3px;
  padding:15px;  
  margin-bottom: 15px;
}

#exercise .rule{  
  display: none;  
  background-color: white;
  border:1px solid #2980b9;
  border-radius: 3px;
  padding:15px;  
  margin-bottom: 15px;
  text-align: left;
}

#exercise #backOverview{
  text-decoration:none;
}

#exercise #instructions{  
  font-weight: 400;
  background-color: white;
  border-radius: 3px;
  text-align: left;
  display: none;
  margin-bottom: 15px;
}

#exercise #instructions-content {
  margin: 15px;
}

#exercise #platnoObal{
  display: flex;
  width: 400px;
  flex-direction: column;
  align-items: center;
}

#exercise #platno{
  display:inline-block; position:relative; 
  height:400px; 
  width:400px; 
  border:1px solid white; 
  background-color:white; 
  box-shadow: 0px 0px 32px 0px rgba(0,0,0,0.1);
  overflow: hidden;
}

#exercise #flexik{
  display: flex;                  /* establish flex container */
  flex-direction: row;            /* default value; can be omitted */
  justify-content: center; /* switched from default (flex-start, see below) */
  align-items: flex-start; 
  flex-wrap: wrap;
  gap: 10px;
}


.control-group {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;

  gap: 10px;
  margin: 25px 0;
}

#exercise #platno.correct{
  border:3px solid #00d872;
}

#exercise #blocklyDiv{
  z-index: 0;
}

#blockly-wrapper {
  height: 580px;
  width: 650px;
  position: relative;
  z-index: 0;
}

#blocklyDiv {
  height: 100%;
  width: 100%;
  z-index: 0;
  position: relative;
}

#blockly-overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;

  pointer-events: none;
  z-index: 1;
}

#exercise {
  text-align: unset !important;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

#exercise #name {
  text-align: center;
  margin: 15px 0;
}

.blocklyTreeIcon {
  width: 0;
}

.blocklyTreeLabel {
  margin-left: 3px;
}

#exercise #block-count {
  font-weight: bold;
  text-align: center;
  padding: 5px;
}

#exercise #block-count.over-limit {
  color: #e74c3c;
}

#blockly-wrapper.error {
  border: 2px solid #e74c3c;
}

.speed-slider {
  margin-top: 35px;
}

.tlacitko.disabled {
  pointer-events: none;
}

.exerciseFooter {
  text-align: center;
}