.ptr--ptr {
  box-shadow: inset 0 -3px 5px rgba(0, 0, 0, 0.12);
  pointer-events: none;
  font-size: 0.85em;
  font-weight: bold;
  top: 0;
  height: 0;
  transition: height 0.3s, min-height 0.3s;
  text-align: center;
  width: 100%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ptr--box {
  padding: 10px;
  flex-basis: 100%;
}
.ptr--text {
  margin-top: 0.33em;
  color: rgba(0, 0, 0, 0.3);
}
.ptr--icon {
  color: rgba(0, 0, 0, 0.3);
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0, 0, 0, 0.3);
  border-radius: 50%;
  border-top-color: transparent;
  border-bottom-color: transparent;
  animation: ptr-rotate 2s linear infinite;
}
@keyframes ptr-rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
.ptr--state-pulling .ptr--icon {
  animation: ptr-release 2s linear infinite;
}
@keyframes ptr-release {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(-360deg);
  }
}
.ptr--state-refreshed .ptr--icon {
  transform: rotate(180deg);
}
.ptr--state-refreshing .ptr--icon {
  border-top-color: rgba(0, 0, 0, 0.3);
  border-bottom-color: rgba(0, 0, 0, 0.3);
}
.ptr--state-refreshed .ptr--icon {
  border-top-color: transparent;
  border-bottom-color: transparent;
  transition: transform 0.3s;
}
.ptr--state-pulling.ptr--make-it-slow .ptr--icon,
.ptr--state-releasing.ptr--make-it-slow .ptr--icon {
  transition: transform 0.3s;
}