.clicked {
  transform: scale(1.1);
  box-shadow: 0 0 5px rgba(0,0,0,0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

#mainHeader {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 10px;
  box-sizing: border-box;
}

/*#mainHeader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 50px;
  background-color: #fff;
  z-index: 1000;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  display: flex;
  flex-direction: row;
  align-items: center;
  white-space: nowrap;
  overflow-x: auto;
  overflow-y: hidden;
  gap: 10px;
}*/

.sidepanel-wrapper {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  overflow-x: auto; 
  white-space: nowrap;
  padding: 7px;
  box-sizing: border-box;
  max-width: calc(100vw);
  margin: 0 auto;
  scrollbar-width: thin; 
}

/* Za ekrane manje od 768px */
@media (max-width: 768px) {
  .sidepanel-wrapper {
    max-width: calc(100vw); /* primer: smanji padding sa strane */
    padding: 5px;
padding-top: 2px;
  }
}

🧠 Ako ne želiš da se ništa menja

Ako želiš da pravilo ostane identično i na manjim ekranima, ne moraš da pišeš media query 

.sidepanel-group {
  display: inline-flex;
  gap: 10px;
}

.sidepanel-content {
  display: inline-flex;
  gap: 10px;
}

.preview-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: Arial, sans-serif;
  color: #222;
}

body {
  padding-top: 50px;
  padding-bottom: 60px;
}

#brushSliderContainer {
  position: fixed;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
  padding: 10px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 9999;
  font-family: Arial, sans-serif;
  gap: 6px;
}

.vertical-slider {
  writing-mode: bt-lr; /* vertikalni prikaz */
  -webkit-appearance: slider-vertical; /* Chrome/Safari */
  width: 32px;
  height: 150px;
  cursor: pointer;
}

.vertical-slider::-moz-range-thumb {
  height: 16px;
  width: 16px;
  border-radius: 50%;
  background: #333;
  border: 2px solid #fff;
}

/* Stil za kružni "thumb" dugme */
.vertical-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 16px;
  width: 16px;
  border-radius: 50%;
  background: #333;
  border: 2px solid #fff;
  box-shadow: 0 0 2px rgba(0,0,0,0.3);
}

/* Stil za kružni "thumb" dugme */
.vertical-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 16px;
  width: 16px;
  border-radius: 50%;
  background: #333;
  border: 2px solid #fff;
  box-shadow: 0 0 2px rgba(0,0,0,0.3);
}

.vertical-slider::-moz-range-thumb {
  height: 16px;
  width: 16px;
  border-radius: 50%;
  background: #333;
  border: 2px solid #fff;
}

/*
#brushSize {
  width: 80px;
  /*height: 24px;*/
  cursor: pointer;
}*/

#brushSizeSlider {
  width: 8px;
}

#brushSizeValue {
  font-size: 14px;
  font-weight: bold;
  min-width: 30px;
  text-align: center;
}

#verticalBrushSlider {
  position: fixed;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #fff;
  padding: 10px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 9999;
  font-family: Arial, sans-serif;
}

#verticalBrushSlider label {
  margin-bottom: 8px;
  font-size: 14px;
}

.brush-slider {
  writing-mode: bt-lr; /* vertikalni prikaz */
  -webkit-appearance: slider-vertical;
  width: 32px;
  height: 150px;
}


.vertical-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 16px;
  width: 16px;
  border-radius: 50%;
  background: #333;
  border: 2px solid #fff;
  box-shadow: 0 0 2px rgba(0,0,0,0.3);
}








/*@media (max-width: 480px) {
  #deleteAll,
  #customUploadBtn,
  #clearAllLayers {
    display: none;
  }
}*/