@charset "utf-8";

.sr-only {
  position: absolute;
  overflow: hidden;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  border: 0;
  clip: rect(0, 0, 0, 0);
}

section {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  margin: 30px;
  background-color: skyblue;
}

.news {
  width: 100%;
  padding: 30px;
  margin: 10px;
  border: 3px solid paleturquoise;
}

.news_title {
  width: 100%;
  height: 40px;
  margin-bottom: 10px;
  font-size: 24px;
  background-color: azure;
}

.news_content {
  width: 100%;
  height: 40px;
  margin-bottom: 10px;
  background-color: beige;
}

.news_input {
  width: 100%;
  height: 50px;
  background-color: white;
  border: 2px solid rgb(255, 0, 0);
}

/* 가상 클래스선택자 hover, focus, active */
.news_title:hover {
  background-color: darkgrey;
}

div.news_content:active {
  background-color: darkorange;
}

.news_input:focus {
  background-color: beige;
}

/* 가상 클래스선택자 :nth-child, :nth-of-type */
.news_content:nth-child(3),
div:nth-child(5),
div.news_content:nth-child(12) {
  background-color: wheat;
}

div.news_content:nth-of-type(6),
p:nth-of-type(4) {
  background-color: rosybrown;
}

.news_content:nth-child(3n-1) {
  background-color: rgba(41, 153, 48, 0.417);
}

.news_content:nth-child(2n + 4) {
  color: hsla(0, 100%, 50%, 0.8);
}