.stm_panel_box {
  position: relative;
}
.stm_panel_box:hover .stm_panel_box__gradient {
  opacity: 1;
}
.stm_panel_box__inner {
  position: relative;
  padding: 25px 2px 2px;
  z-index: 10;
}
.stm_panel_box__gradient {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 10px;
  opacity: 0.5;
  transition: 0.3s ease;
  z-index: 1;
}
.stm_panel_box__top {
  padding-bottom: 25px;
  color: #fff;
  text-align: center;
}
.stm_panel_box__title {
  font-size: 24px;
}
.stm_panel_box__subtitle {
  font-size: 14px;
}
.stm_panel_box__content {
  padding: 15px;
  text-align: center;
  background-color: #110a44;
  border-bottom-left-radius: 10px;
  border-bottom-right-radius: 10px;
}
.stm_panel_box__content h3 {
  padding: 0;
  margin: 0 0 10px;
  font-size: 24px;
}
.stm_panel_box__content h5 {
  padding-top: 4px;
}
.stm_panel_box__content p {
  font-size: 13px;
  line-height: 18px;
}