.bootstrap-touchspin .input-group-btn-vertical > .btn.bootstrap-touchspin-down {
position: absolute;
background: transparent;
padding: 0px 0px;
right: -17px;
top: 10px;
line-height: 10px;
border-right: none;
border-radius: 0px;
z-index: 1;
}
.bootstrap-touchspin .input-group-btn-vertical > .btn.bootstrap-touchspin-up {
position: absolute;
background: transparent;
padding: 0px 0px;
right: -18px;
top: 25px;
border-left: none;
margin-top: 0px;
border-radius: 0px;
z-index: 1;
line-height: 10px;
}
.bootstrap-touchspin .glyphicon-chevron-up:before {
content: "\f107";
font-size: 18px;
font-style: normal;
color: #b3b3b3;
font-family: 'Font Awesome 5 pro';
font-weight: 400;
transition: all 500ms ease;
}
.bootstrap-touchspin .glyphicon-chevron-down:before {
content: "\f106";
font-size: 18px;
font-style: normal;
color: #b3b3b3;
font-weight: 400;
font-family: 'Font Awesome 5 pro';
transition: all 500ms ease;
}
.bootstrap-touchspin .glyphicon-chevron-up:hover:before,
.bootstrap-touchspin .glyphicon-chevron-down:hover:before{
color: #101010;
}
.bootstrap-touchspin .input-group-btn-vertical{
position: absolute;
width: 100%;
}
.bootstrap-touchspin .input-group-btn-vertical i{
top: 0px;
left: 7px;
font-size: inherit !important; 
}
.bootstrap-touchspin .input-group-btn-vertical .bootstrap-touchspin-down{
margin-top: 0px;
}