*{
    box-sizing: border-box;
    margin: 0px;
    padding: 0px;
}

body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #000;
}
.my-btn:hover,
.my-btn:focus,
.my-btn:active {
  color: #fff !important;
  background-color: #198754 !important;
  border-color: #198754 !important;
}
/* ____________________________________________________________Hover open dropdown */
.dropdown:hover .dropdown-menu {
  display: block;
  margin-top: 20px; 
}
.dropdown:hover{
    color: red;
}
.dropdown-item{
    width: 200px;
    line-height: 40px;
   margin: 0px 30px 0px 30px;
   border-bottom: solid 1px rgba(128, 128, 128, 0.429);
}
/* Smooth transition */
.dropdown-menu, .dropdown-item {
  transition: all 0.3s ease;
}

/* Hover effect */
.dropdown-menu:hover,
.dropdown-item:hover {
  color: red !important;
  background-color: #f8f9fa;
  font-weight: bold;
  padding-left: 5px;
}