.sa-accordion-nav {
  position: relative;
  /* top: 50%; */
  /* left: 50%; */
  width: 100%;
  height: 80px;
  /* margin-top: -40px; */
  /* margin-left: -250px; */
  background: #fff;
  transform: translateZ(0);
  display: block;
  margin: 0 auto;
  max-width: 500px;
}
.sa-accordion-nav:hover .link {
  width: 5%;
}
.sa-accordion-nav .link {
  position: relative;
  float: left;
  width: 20%;
  height: 100%;
  color: #aaa;
  border-right: 1px solid #ddd;
  transition: .5s width;
  overflow: hidden;
  cursor: pointer;
}
.sa-accordion-nav .link:hover {
  width: 80%;
  color: #555;
}
.sa-accordion-nav .link:last-child {
  border-right: 0;
}
.sa-accordion-nav .link .small {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  line-height: 78px;
  text-align: center;
  font-family: fontawesome;
  font-size: 24px;
}
.sa-accordion-nav .link .full {
  position: absolute;
  top: 22px;
  left: 100px;
  text-transform: uppercase;
}
.sa-accordion-nav .link .full .f1,
.sa-accordion-nav .link .full .f2 {
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}
.sa-accordion-nav .link .full .f2 {
  margin-top: 8px;
  font-size: 12px;
}
.sa-accordion-nav .link .prev {
  position: absolute;
  top: 0;
  left: 7px;
  font-family: fontawesome;
  font-size: 12px;
  line-height: 78px;
  transition: .5s opacity;
  opacity: 0;
}
.sa-accordion-nav .link:hover .small {
  width: 20%;
  opacity: 1!important;
}
.sa-accordion-nav .link:hover .prev {
  opacity: 0;
}
.sa-accordion-nav:hover .prev {
  opacity: 1;
}
.sa-accordion-nav:hover .small {
  opacity: 0;
}