html {
  box-sizing: border-box;
  font-size: 62.5%; /* font-size: 10px; */
  scroll-behavior: smooth;
}

*,
*::after,
*::before {
  box-sizing: inherit;
  padding: 0;
  margin: 0;
}

body {
  font-size: 1.6rem;
  line-height: 1.6;
  overflow-x: hidden;
  height: 100vh;
  background-color: #141627;
  font-family: "Roboto", sans-serif;
}

.back {
  width: 7rem;
  height: 3rem;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: brown;
  border-radius: 1rem;
  position: absolute;
  top: 1rem;
  left: 1rem;
}

.back a {
  color: white;
}

.container {
  width: 100%;
  min-height: 80vh;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  margin-left: auto;
  margin-right: auto;
  margin-top: 5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

/* Reset Style */
a {
  text-decoration: none;
}

.accordion {
  width: 90%;
  display: flex;
  flex-direction: column;
  margin-bottom: 1rem;
}

.accordion:last-child {
  margin-bottom: 0;
}

.accordion__head {
  background-color: rgb(20, 233, 233);
  color: rgb(19, 18, 18);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
	border-radius: 1rem 1rem 0 0;
  font-size: 1.3rem;
}

.accordion__oc {
  width: 2rem;
  height: 2rem;
  position: relative;
  cursor: pointer;
}

.accordion__oc::before,
.accordion__oc::after {
  content: "";
  width: 0.3rem;
  height: 1.5rem;
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: #141627;
  transform: translate(-50%, -50%) rotate(90deg);
  transition: all 0.5s ease-in;
}

.accordion__plus::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.accordion__body {
  background-color: rgb(226, 238, 238);
  color: rgb(44, 42, 42);
  text-align: justify;
  border-radius: 0 0 1rem 1rem;
	overflow: hidden;
	transition: height 0.6s ease-in-out;
	/* for get Height and another (JS Code): max-height: 0; transition: max-height 0.6s ease-in-out; */
}

.accordion__body p {
	padding: 1rem 2.5rem;
}

/* for get Height and another (JS Code)
.accordion__body--open {
	max-height: 40rem;
} */

@media (max-width: 500px) {
  .accordion__head {
    font-size: 1.1rem;
  }
}