@charset "UTF-8";
html {
  font-family: "Abril Fatface", Georgia, Serif, "Abril", "Fatface";
}

body {
  background-image: url(../images/Mission_bg.png);
  background-position: center center;
  /* 背景图垂直、水平均居中 */
  background-repeat: no-repeat;
  /* 背景图不平铺 */
  background-attachment: fixed;
  /* 当内容高度大于图片高度时，背景图像的位置相对于viewport固定 */
}

.Mission_Box {
  display: flex;
  box-sizing: border-box;
  height: 900px;
  justify-content: flex-end;
}
.Mission_Box .M_contariner {
  margin-right: 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 710px;
}
.Mission_Box .mission_title h1 {
  letter-spacing: 5px;
  font-size: 3.85rem;
  color: #ffffff;
  padding: 10px 0px;
  font-style: normal;
  font-weight: 800;
  border-bottom: 8px solid #144DE0;
  margin-bottom: 20px;
}
.Mission_Box .mission_des {
  font-size: 1.12rem;
}
.Mission_Box .mission_des ul {
  text-align: justify;
}
.Mission_Box .mission_des ul li {
  list-style: none;
  padding-left: 10px;
  margin: 10px 0px;
  border-left: 3px solid #144de0;
}

@media screen and (max-width: 1281px) {
  .Mission_Box {
    height: 600px;
  }
}
@media screen and (max-width: 1025px) {
  .Mission_Box {
    margin-top: 0px;
  }
}
@media screen and (max-width: 800px) {
  body {
    background-position: center center;
    background-size: cover;
  }

  .Mission_Box {
    justify-content: center;
    margin-top: 80px;
  }
  .Mission_Box .M_contariner {
    margin-right: 0px;
    width: 100%;
  }
  .Mission_Box .mission_des ul {
    text-align: justify;
    padding: 0px 10px;
  }
}
@media screen and (max-width: 375px) {
  .Mission_Box .mission_title h1 {
    font-size: 2.45rem;
    border-bottom: 5px solid #144de0;
  }
  .Mission_Box .mission_des ul {
    text-align: center;
    padding: 0px 10px;
  }
  .Mission_Box .mission_des ul li {
    border: 0px;
  }
}