#menu-sidebar {
  position: fixed;
  top: 0;
  left: -260px;
  width: 250px;
  height: 100vh;
  background: #fff;
  color: #000;
  padding-top: 0px;
  transition: left 0.3s ease-in-out;
  z-index: 9999;
  box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.1);
}
.home-menu-item:hover {
    background: #f7c51f;
}
#menu-sidebar a {
    font-size: 16px;
    font-family: 'Source Sans Pro', sans-serif;
}
#menu-sidebar.open {
  left: 0;
}

#menu-sidebar h3 {
  padding: 10px 20px;
  border-bottom: 1px solid #34495e;
  position: relative;
}

.close-btn {
  position: absolute;
  right: 15px;
  top: 10px;
  font-size: 20px;
  background: none;
  border: none;
  color: #000;
  cursor: pointer;
}

.home-menu-item {
  padding: 7px 20px;
  position: relative;
}

.arrow {
  float: right;
}

.menu-submenu {
  position: absolute;
  left: 250px;
  top: 0;
  background: #fff;
  display: none;
  min-width: 150px;
  z-index: 99999;
  box-shadow: 0px 0px 20px rgba(0, 0, 0, 0.1);
}

.menu-submenu .home-menu-item {
  padding: 10px 15px;
  white-space: nowrap;
}

.menu-submenu .home-menu-item:hover {
  background: #f7c51f;
}

.home-menu-item:hover > .menu-submenu {
  display: block;
}
.menu-arrow {
display: inline-block;
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 8px solid #000; /* arrow color */
  
  position: absolute;
  top: 50%;
  right: 10px; /* distance from right edge */
  transform: translateY(-50%);
}

@media (max-width: 767px) {
  .menu-submenu .home-menu-item {
    padding: 7px 14px;
    white-space: pre-wrap;
    width: 186px;
  }
 #menu-sidebar {
    width: 198px;
 }
 .menu-submenu {
    left: 190px;
 }
}