* {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

body {}

ul {
  list-style-type: none;
}

a {
  color: #4d4d4d;
  text-decoration: none;
}

/** =======================
 * Contenedor Principal
 ===========================*/
.accordion {
  width: 100%;
  background: #fff;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  height:100vh;
  overflow-y: scroll;
  padding-bottom: 60px;
}

.accordion .link {
  cursor: pointer;
  display: block;
  padding: 4% 0px;
  color: #4d4d4d;
  font-size: 3.8vw;
  border-bottom: 1px solid #ccc;
  position: relative;
  -webkit-transition: all 0.4s ease;
  -o-transition: all 0.4s ease;
  transition: all 0.4s ease;
  width: 81.5%;
  margin: auto;
  font-family: 'Microsoft YaHei';
  font-weight: 600;
}

.accordion .border {
  border-top: 1px solid #ccc;
}

.accordion .indx {
  padding: 9.24% 0px 4%;
}

.accordion .contact {
  padding: 4% 0px 9.24%;
}

.accordion li:last-child .link {
  border-bottom: 0;
}

.accordion li i {
  position: absolute;
  top: 44.45%;
  left: 12px;
  font-size: 18px;
  color: #595959;
  -webkit-transition: all 0.4s ease;
  -o-transition: all 0.4s ease;
  transition: all 0.4s ease;
}

.accordion li i.fa-angle-down {
  right: 0;
  left: auto;
  font-size: 16px;
}

.accordion li.open .link {
  color: #3980ea;
}

/* .accordion li.open i {
	color: #3980ea;
} */
.accordion li.open i.fa-angle-down {
  -webkit-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  transform: rotate(180deg);
}

/**
 * Submenu
 -----------------------------*/
.submenu {
  display: none;
  background: #ffffff;
  font-size: 3.8vw;
  width: 83%;
  /* margin-left: auto; */
  padding-left: 30px;
  margin: auto;
}

/* .submenu li {
 	border-bottom: 1px solid #4b4a5e;
 } */

.submenu a {
  display: block;
  text-decoration: none;
  color: #555555;
  -webkit-transition: all 0.25s ease;
  -o-transition: all 0.25s ease;
  transition: all 0.25s ease;
  padding: 0px 0px 10.2% 0px;
  font-family: 'Microsoft YaHei';
}
.submenu>li>.submenu_a {
  display: block;
  text-decoration: none;
  color: #333333;
  -webkit-transition: all 0.25s ease;
  -o-transition: all 0.25s ease;
  transition: all 0.25s ease;
  padding: 0px 0px 10.2% 0px;
  font-weight: bold;
  font-family: 'Microsoft YaHei';
}
.submenu>li:first-child>a {
  padding-top: 11.2%;
}

.submenu>li:last-child>a {
  padding-bottom: 8.2%;
}

.submenu a:hover {
  color: #2284d7;
}