::-webkit-scrollbar {
    background: none;
    width: 12px;
}
::-webkit-scrollbar {
  height: 12px;              /* height of horizontal scrollbar ← You're missing this */
  /*border: 1px solid #d5d5d5;*/
}

::-webkit-scrollbar-thumb {
    border: solid 0 rgba(0, 0, 0, 0);
    border-right-width: 3px;
    border-left-width: 3px;
    -webkit-border-radius: 9px 4px;
    -webkit-box-shadow: inset 0 0 0 1px rgba(128, 128, 128, 0.2), inset 0 0 0 4px rgba(128, 128, 128, 0.2);
}

::-webkit-scrollbar-thumb:horizontal {
    border: solid 0 rgba(0, 0, 0, 0);
    border-top-width: 3px;
    border-bottom-width: 3px;
    -webkit-border-radius: 4px 9px;
    -webkit-box-shadow: inset 0 0 0 1px rgba(128, 128, 128, 0.2), inset 0 0 0 4px rgba(128, 128, 128, 0.2);
}

::-webkit-scrollbar-thumb:hover {
    -webkit-box-shadow: inset 0 0 0 1px rgba(128, 128, 128, 0.5), inset 0 0 0 4px rgba(128, 128, 128, 0.5);
}

::-webkit-scrollbar-corner {
background: transparent
}

::-webkit-scrollbar-track {
    background-color: #323232;
}

.modifictionary .list::-webkit-scrollbar-track {
	background-color:#3b555f;
}