a.box_topic {
  background-color: var(--background-color-2);
  padding: 45px 45px 15px 45px;
  display: block;
  -moz-transition: all 0.3s ease-in-out;
  -o-transition: all 0.3s ease-in-out;
  -webkit-transition: all 0.3s ease-in-out;
  -ms-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  box-shadow: 0px 0px 15px 0px rgba(0, 0, 0, 0.05);
  color: var(--body-text-color);
  margin-bottom: 25px;
  overflow: hidden;
  border-radius: var(--border-radius-medium);
}
a.box_topic:hover {
  -webkit-transform: translateY(-10px);
  -moz-transform: translateY(-10px);
  -ms-transform: translateY(-10px);
  -o-transform: translateY(-10px);
  transform: translateY(-10px);
}
a.box_topic span {
  border-radius: var(--border-radius-medium);
  display: block;
  width: 60px;
  height: 60px;
  text-align: center;
  background-color: var(--background-color-1);
  line-height: 60px;
  margin-bottom: 15px;
}
a.box_topic i {
  font-size: 32px;
  font-size: 2rem;
  color: #48e0a4;
  display: block;
}
a.box_topic h3 {
  font-size: 21px;
  font-size: 1.3125rem;
}

.list_articles ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.list_articles ul li {
  float: left;
  width: 45%;
  margin-right: 45px;
  padding: 15px 0;
  border-bottom: 1px solid var(--border-color-1);
}
.list_articles ul li a {
  color: var(--body-text-color);
  display: block;
}
.list_articles ul li a:hover {
  color: var(--color-3);
  -webkit-transform: translateX(5px);
  -moz-transform: translateX(5px);
  -ms-transform: translateX(5px);
  -o-transform: translateX(5px);
  transform: translateX(5px);
}
.list_articles ul li i {
  margin-right: 10px;
  font-size: 16px;
  font-size: 1rem;
  position: relative;
  top: 2px;
}
@media (max-width: 991px) {
  .list_articles ul li {
    float: none;
    width: 100%;
    margin-right: 0;
  }
}

.search_bar {
  position: relative;
  padding: 5px;
}
.search_bar input[type='text'] {
  border: 0;
  height: 50px;
  font-weight: 500;
  padding-left: 15px;
  color: #555;
  background-color: white;
  background-color: white;
}
.search_bar input[type='text']:focus {
  border: 0;
  box-shadow: none;
  color: #555;
}
.search_bar input[type='submit'] {
  position: absolute;
  right: 10px;
  color: #fff;
  font-weight: 600;
  top: 10px;
  border: 0;
  padding: 0 25px;
  height: 40px;
  cursor: pointer;
  background-color: var(--color-1);
  -moz-transition: all 0.3s ease-in-out;
  -o-transition: all 0.3s ease-in-out;
  -webkit-transition: all 0.3s ease-in-out;
  -ms-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  border-radius: var(--border-radius-small);
}
.search_bar input[type='submit']:focus {
  outline: none;
}
.search_bar input[type='submit']:hover {
  color: #2a2a2a;
  background-color: var(--color-3);
}