html,
body {
  margin: 0;
  width: 100%;
  height: 100%;
  font-family: Arial;
}

.wrapper {
  width: 100%;
  padding: 2rem 0;
}

.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

.w-30 {
  width: 23%;
}

.w-65 {
  width: 72%;
}

.accordion {
  background-color: #afafaf; /*xám đậm: afafaf, Màu ban đầu: #ECEFF1*/
  color: #000000;
  cursor: pointer;
  padding: 1rem;
  width: 100%;
  border: 1px solid #afafaf;
  text-align: left;
  outline: none;
  font-size: 13px;
  transition: all 0.4s ease-out;
  font-weight: bold;
  /* box-shadow: 0px 0px 34px -8px rgba(0, 0, 0, 0.75); */
}

.accordion:first-child {
  border-radius: 1rem 1rem 0 0;
}

.accordion:nth-last-child(1) {
  border-radius: 0 0 1rem 1rem;
}

.accordion:nth-last-child(1):hover {
  background: crimson;
}


.accordion:hover {
  background-color: #DDDDDD;
  color:#F06E28;
}

.accordion:after {
  content: "\002B";
  color: #454545;
  font-weight: bold;
  float: right;
  margin-left: 0.5rem;
}


.accordion.active:after {
  content: "\2212";
}

.accordion-content {
  /* padding: 0 1rem; */
  color: #aaa;
  transition: max-height 0.2s ease;
  overflow: hidden;
}

.accordion-content ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

.accordion-content ul li a {
  padding: 1rem 1.75rem;
  color: #454545;
  font-weight: bold;
  background-color: #eeeeee;
  cursor: pointer;
  transition: all 0.35s ease;
  display: flex;
  font-size:13px;
}
.accordion-content ul li a.active {
  background-color: #F06E28;
  color:#fff;
}

.accordion-content ul li a.active:hover {
  background-color: #F06E28;
  color:#fff;
}

.accordion-content ul li a:hover {
  background-color: #DDDDDD;
  color:#F06E28;
}

.back-home {
  padding: 0.75rem 1rem;
  background-color: #28a754;
  color: #fff;
  border: 1px solid #28a754;
  border-radius: 4px;
  margin-top: 1rem;
  cursor: pointer;
  transition: all 0.35s ease;
}

.back-home:hover {
  background-color: #F06E28;
  border-color: #F06E28;
}

.d-flex {
  display: flex;
}

.justify-end {
  justify-content: flex-end;
}

.justify-between {
  justify-content: space-between;
}