button {
    
    height: 20px;
    border-radius: 8px;
    line-height: 1 !important;
    background-color: #f5dc00;
    
}


button:hover {
    
    height: 20px;
    border-radius: 8px;
    line-height: 1 !important;
    background-color: yellow;
    margin-left: 1px;
    
}