.artists-title, .pab-title {
  font-size: 35px;
  line-height: 29.41px;
  text-transform: uppercase;
}

/* nav */

.main-nav {
  align-items: flex-end;
  margin: 90px 125px 70px 0;
}

.nav_item {
  display: inline;
}

.nav_item>a {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
}

.nav_item:not(:last-child) {
  margin-right: 30px;
}

/* social-icons */

.social-icons {
  display: none;
  transition: 0.3s;
  width: 17px;
  text-align: center;
  transition: 0.3s;
  position: absolute;
  bottom: 5px;
  left: 25px;
  z-index: 2;
  background: #fff;
}

.social-icons img {
  margin-bottom: 13px;
  cursor: pointer;
}

.social-icons img:hover {
  opacity: 0.7;
}

.sidebar-bottom {
  border-left: none;
}

.sidebar-bottom:hover .social-icons {
  display: block;
}

.share {
  position: absolute;
  bottom: 25px;
  left: 25px;
  cursor: pointer;
}

/* titles */

.title-h3, .lecture-date {
  color: #8f8f8f;
  font-size: 14px;
  font-style: italic;
  line-height: 27px;
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 2.8px;
}

.lecture-title {
  font-size: 20px;
  font-weight: 400;
  line-height: 27px;
  text-transform: uppercase;
  margin: 0;
}

/*lecture block */

.lecture-block {
  width: 1215px;
  position: relative;
  margin-top: 4px;
  justify-content: initial;
  padding: 35px 35px 35px 0;
}

.lecture-block:before {
  content: '';
  position: absolute;
  top: -6px;
  right: 0px;
  width: 4px;
  height: 3px;
  background-color: #fff;
}

.lecture-block-wrapper>div:not(:last-child) {
  border-right: 1px solid #7f7f7f;
}

.lecture-block p {
  margin: 0;
}

.lecture-img {
  margin-right: 50px;
}

.lecture-author, .lecture-price {
  font-size: 16px;
  font-weight: 600;
  line-height: 22px;
}

.lecture-block .lecture-theme {
  font-size: 16px;
  font-weight: 600;
  margin-top: 22px;
}

.lecture-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.pagination {
  border-right: 1px solid #7f7f7f;
  width: 1215px;
}

/* ======================  TIRRAL  ====================== */

.lecture-block img {
  margin-right: 50px;
}

.social-icons {
  bottom: 20px;
  height: 50px;
  background-color: transparent;
}

/* ======================  MEDIA  ====================== */

@media all and (max-width: 768px) {
  .main-nav {
    align-items: flex-end;
    margin: 90px 0 70px 0;
  }
  .main-nav ul {
    white-space: nowrap;
  }
  .lecture-img {
    margin-right: 30px;
  }
  .lecture-block {
    width: 100%;
    padding-left: 0;
    padding-top: 20px;
    padding-bottom: 125px;
  }
  .lecture-img-wrapper {
    min-width: 40%;
  }
  .lecture-img {
    width: 100%;
  }
  .lecture-content {
    margin-left: 30px;
  }
  .lecture-author-wrapper {
    position: absolute;
    bottom: 35px;
    left: 0;
  }
  .lecture-block img {
    margin-right: 30px;
    width: 100%;
    height: auto;
  }
  .pagination {
    width: calc(100% - 11px);
  }
  main .sidebar {
    width: 11px;
  }
}

@media all and (max-width: 640px) {
  header {
    margin-bottom: 70px;
  }
  .main-nav {
    margin-top: 70px;
    margin-bottom: 0;
  }
  .main-nav nav {
    display: none;
  }
  .lecture-block {
    flex-direction: column;
    padding-bottom: 180px;
    padding-top: 27px;
  }
  .lecture-content {
    margin-left: 0;
  }
  .lecture-img-wrapper {
    min-width: auto;
    margin-right: 0;
    margin-bottom: 30px;
  }
  .lecture-author-wrapper {
    bottom: 105px;
    width: calc(100% - 20px);
  }
  .lecture-btn {
    right: auto;
    left: 0;
    bottom: 25px;
  }
  .lecture-block-wrapper>div:not(:last-child) {
    border-right: none;
  }
  .lecture-block-wrapper .sidebar-bottom {
    position: absolute;
    bottom: 0;
    width: 42px;
  }
  main .sidebar {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 40px;
  }
  .sidebar-bottom {
    border-left: 1px solid #7f7f7f;
  }
  .lecture-block-wrapper .share {
    left: 50%;
    transform: translateX(-50%);
  }
  .social-icons {
    left: 50%;
    transform: translateX(-50%);
  }
  .pagination {
    width: calc(100% + 10px);
  }
  .lecture-block:before {
    right: -11px;
  }
}

@media all and (max-width: 425px) {
  /*main .sidebar {*/
    /*width: 43px;*/
    /*height: 55px;*/
    /*float: right;*/
    /*z-index: 100;*/
    /*bottom: 0;*/
    /*right: -5px;*/
  /*}*/
  .pagination {
    width: calc(100% - 18px);
  }
  /*.wrapper {*/
    /*padding: 0 20px;*/
  /*}*/
  .lecture-block:before {
    right: 19px;
  }
  .lecture-block {
    padding-right: 0;
  }
}

/*NEW*/
  @media all and (max-width: 1440px) {
    .lecture-block {
      width: calc(100% - 95px);
    }

    .lecture-block {
      padding-bottom: 100px;
    }



    .lecture-img-wrapper {
      min-width: 220px !important;
    }
  }

  @media all and (max-width: 1200px) {
    .lecture-btn {
      bottom: 10px;
    }
  }

  @media all and (max-width: 768px) {
    .lecture-block {
      width: calc(100% - 65px);
    }

    .main-nav {
      margin: 90px 30px 70px 0;
    }
  }

  @media all and (max-width: 640px) {
    .lecture-block {
      padding-bottom: 180px;
      bottom: 25px;
    }
  }

  @media all and (max-width: 425px) {
    .lecture-block {
      width: calc(100% - 45px);
    }
  }