html {
  scroll-behavior: smooth;
}

aside {
  width: 50%;
  position: fixed;
  top: 0;
  right: 0;
  z-index: 10;
  display: none;
  flex-direction: column;
  justify-content: center;
  transition: 2s ease-in;
  align-items: center;
}

a {
  text-decoration: none;
  color: #254c87;
}

@media (min-width:501px) and (max-width:1023px) {
  aside {
    width: 75%;
  }
}

@media (max-width:500px) {
  aside {
    width: 100%;
  }
}

#closeBtn {
  width: 60px;
  height: 60px;
  padding: 0;
  margin: 25px;
  position: absolute;
  top: -10px;
  background: none;
  right: 0;
  border: none;
}

@media (max-width:500px) {
  #closeBtn {
    margin: 25px 10px;
  }
}

.bi-x {
  width: 100%;
  height: 100%;
  padding: 0;
  top: 0;
  right: 0;
}

.list-menu {
  text-decoration: none;
  text-align: center;
  transition: .5s;
  color: #254c87;
}

.list-menu:hover {
  text-decoration: underline;
}

.port {
  cursor: pointer;
  height: 90vh;
  width: 90%;
}

.ps {
  display: flex;
}