body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
  margin: 0;
  margin-bottom: 100px;
  padding: 0;
}
.container-forum {
  max-width: 800px;
  margin: 100px auto;
}
.tabs {
  margin-bottom: 16px;
  display: flex;
}
.tab.active {
  opacity: 1;
  border-bottom: 3px solid #555555;
}
.tab {
  color: black;
  text-decoration: none;
  list-style: none;
  cursor: pointer;
  margin-right: 3px;
  margin-left: 30px;
  opacity: 0.4;
  padding: 8px;
  border-bottom: 3px solid transparent;
  transition: ease .3s;
}
.tab:hover {
  opacity: 0.8;
}
.notification {
  display: flex;
  align-items: center;
  background: white;
  padding: 8px 16px;
  border-bottom: 1px solid white;
}
.notification p {
  margin: 0;
  line-height: 1.4;
}
.notification small {
  color: #999999;
  font-weight: bold;
}
.avatar-image {
  width: 55px;
  border-radius: 50%;
}
.notification .notification-content {
  flex-grow: 1;
  padding: 0 24px;
}
.notification .notification-actions {
  opacity: 0;
  display: flex;
  transition: ease .3s;
}
.notification .notification-actions a {
  color: #999999;
  margin-left: 16px;
  font-size: 14px;
  padding-right: 5px;
}
a {
  text-decoration: none;
  color: #268BD2;
}
.fa,
.fas {
  font-weight: 900;
}
.notification:hover .notification-actions {
  opacity: 1;
}