:root {
  --primary-color: #0078ff;
  --text-color: #fff;
  --background-color: #f0f0f0;
  --border-color: #d1d1d1;
  --border-radius: 30px;
  --hover-bg-color: #fff;
  --hover-text-color: #0078ff;
  --poster-bg-color: #fafafa;
  --modal-bg-color: rgba(0, 0, 0, 0.6);
  --modal-content-bg: #fff;
  --blur-strength: 8px;
}

.article-poster-button {
  cursor: pointer;
}

.article-poster {
  display: none;
  font-size: 14px;
  text-align: center;
  line-height: 22px;
  margin: 15px 0;
}

.article-poster a,
.article-poster .poster-popover-box a {
  background-color: var(--primary-color);
  color: var(--text-color);
  text-decoration: none !important;
  padding: 5px 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.article-poster a {
  box-shadow: none;
  width: 100%;
  border: 2px solid var(--primary-color);
  border-radius: var(--border-radius);
  padding: 10px 40px;
  line-height: 25px;
}

.article-poster > a:hover {
  background-color: var(--hover-bg-color);
  color: var(--hover-text-color);
  transform: scale(1.05);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.poster-popover-mask,
.poster-popover-box {
  display: none;
  z-index: 99999;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--modal-bg-color);
  backdrop-filter: blur(var(--blur-strength));
}

.poster-popover-box {
  width: 330px;
  height: 90%;
  margin: auto;
  border-radius: 5px;
  padding: 15px;
  background: var(--poster-bg-color);
  overflow: hidden;
}

.poster-popover-box img {
  border: 1px solid var(--border-color);
  width: auto;
  height: 90%;
}

.poster-popover-box a {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 35px;
  line-height: 35px;
  cursor: pointer;
  border-radius: 0 0 5px 5px;
}

@media screen and (max-width: 767px) {
  .poster-popover-box {
    width: 250px;
    height: 455px;
  }
}