.containerqt {
  font-family: "Open Sans", sans-serif;
  margin: 0 auto;
  width: 980px;
  margin-left: 0px;
  padding-left: 0px;
  top: 25%;
  margin: 0 auto;
  position: relative;
  right: 0px;
}

.qt,
.qt-plus,
.qt-minus {
  display: block;
  float: left;
}

.qt {
  font-size: 19px;
  line-height: 50px;
  width: 50px;
  text-align: center;
}

.qt-plus,
.qt-minus {
  background: #fcfcfc;
  border: none;
  font-size: 30px;
  font-weight: 200;
  height: 100%;
  padding: 0 20px;
  -webkit-transition: background 0.2s linear;
  -moz-transition: background 0.2s linear;
  -ms-transition: background 0.2s linear;
  -o-transition: background 0.2s linear;
  transition: background 0.2s linear;
}

.qt-plus:hover,
.qt-minus:hover {
  background: black;
  color: #fff;
  cursor: pointer;
}

.qt-plus {
  line-height: 50px;
}

.qt-minus {
  line-height: 47px;
}