.content {
  width: 1100px;
  height: 600px;
  margin: 60px auto 0;
  padding-top: 20px;
  padding-left: 20px;
  box-sizing: border-box;
  position: relative;
}
.content .leftBorder {
  width: 100px;
  height: 90px;
  position: absolute;
  top: 0;
  left: 0;
  border-top: 3px solid #fff;
  border-left: 3px solid #fff;
  border-top-left-radius: 16px;
}
.content .rightBorder {
  width: 100px;
  height: 90px;
  position: absolute;
  right: 0;
  bottom: 0;
  border-right: 3px solid #fff;
  border-bottom: 3px solid #fff;
  border-bottom-right-radius: 16px;
}
.content .studyBox {
  width: 1060px;
  height: 560px;
  padding: 30px 100px;
  box-sizing: border-box;
  background: #FFFFFF;
  border-radius: 16px;
  margin-top: 0 auto;
}
.content .studyBox .title {
  width: 302px;
  height: 42px;
  font-weight: bold;
  font-size: 18px;
  color: #1BB394;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  background: url(../images/empt.png) no-repeat;
  background-size: 290px 40px;
}
.content .studyBox .title .num {
  width: 54px;
  height: 42px;
  line-height: 40px;
  text-align: center;
  color: #FFFFFF;
  margin-right: 20px;
}
.content .studyBox .wx {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  margin-left: 50px;
}
.content .studyBox .wx li {
  width: 146px;
  height: 180px;
  font-weight: bold;
  font-size: 18px;
  color: #01997A;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  margin-right: 65px;
}
.content .studyBox .wx li span {
  white-space: nowrap;
}
.content .studyBox .wx li img {
  width: 146px;
  height: 146px;
}
.content .studyBox .app li img {
  border-radius: 0;
}