/* Top UI Styling */
.topui {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    background-color: #2a2a2a;
    border-bottom: 1px solid #000000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    padding: 0 20px;
    z-index: 1100;
    gap: 10px;
}

/* Button Styling */
.topui button {
    padding: 8px 12px;
    padding-left:30px;
    background-color: #4caf50;
    color: #ffffff;
    font-size: 14px;
    font-weight: bold;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.topui button:hover {
    background-color: #45a049;
}

/* Icon Styling for Buttons */
.topui button .icon {
    width: 20px;
    height: 20px;
    display: inline-block;
    background-size: contain;
    background-repeat: no-repeat;
    position:absolute;
 
  
}

/* Specific Button Icons */
#copyButton .icon {
    background-image: url('icons/copy.png'); /* Replace with actual icon path */
    filter:brightness(100);
    margin-top:-1px;
    margin-left:-22.5px;
  
}

#pasteButton .icon {
    background-image: url('icons/paste.png'); /* Replace with actual icon path */

    
    filter:invert(1);
    
    width:24px;
    height:24px;

    margin-top:-3.5px;
    margin-left:-25px;
    
}

#undoButton .icon {
    background-image: url('icons/undo.png'); /* Replace with actual icon path */


    filter:invert(0);
 

    margin-top:-2px;
    margin-left:-23px;
}

#redoButton .icon {
    background-image: url('icons/undo.png'); /* Replace with actual icon path */

    transform:scaleX(-1);

    filter:invert(0);
 

    margin-top:-2px;
    margin-left:-23px;
}

#duplicateButton .icon {
    background-image: url('icons/duplicate.svg'); /* Replace with actual icon path */
}

/* Spacing Adjustment for Mobile or Smaller Screens */
@media (max-width: 768px) {
    .topui {
        flex-wrap: wrap;
        padding: 10px;
        gap: 8px;
    }

    .topui button {
        flex: 1 1 calc(50% - 10px); /* Adjust button size for smaller screens */
        text-align: center;
    }
}