* {
  margin: 0;
  padding: 0;
}
.public_w {
  max-width: 1630px;
  width: 85%;
  margin: 0 auto;
  padding: 0 15px;
}
/* 产品中心 */
.yyly_read {
  /* banner */
  /* 导航 */
  /* 内容 */
}
.yyly_read .banner {
  width: 100%;
}
.yyly_read .banner > img {
  width: 100%;
}
.yyly_read .nav_nav {
  width: 100%;
  padding-top: calc(10px + 0.25rem);
  padding-bottom: calc(10px + 0.25rem);
  display: flex;
  align-items: center;
  color: #666;
  font-size: calc(10px + 0.2rem);
  /* border: 1px solid #f00; */
}
.yyly_read .nav_nav > img {
  width: 14px;
  margin: 0 2px;
}
.yyly_read .yyly_read_cont {
  width: 100%;
  display: flex;
  justify-content: space-between;
  /* border: 1px #f00 solid; */
}
.yyly_read .yyly_read_cont .l {
  width: 19%;
}
.yyly_read .yyly_read_cont .r {
  width: 76%;
  /* border: 1px #f00 solid; */
}
.yyly_read .yyly_read_cont .r .r1 {
  width: 100%;
  /* height: calc(90px + 15rem); */
  display: flex;
  /* border: 1px solid #f00; */
}
.yyly_read .yyly_read_cont .r .r1 .r1a {
  width: 33%;
  height: calc(90px + 15rem);
  margin-right: 8%;
  border: 1px solid #eee;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.yyly_read .yyly_read_cont .r .r1 .r1a > img {
  width: 100%;
  transition: all 0.3s;
}
.yyly_read .yyly_read_cont .r .r1 .r1a:hover {
  cursor: crosshair;
}
.yyly_read .yyly_read_cont .r .r1 .r1a:hover > img {
  transform: translateY(-10px);
}
.yyly_read .yyly_read_cont .r .r1 .r1b {
  width: 50%;
  display: flex;
  flex-direction: column;
}
.yyly_read .yyly_read_cont .r .r1 .r1b > h3 {
  font-size: calc(10px + 0.6rem);
  color: #0d0d0d;
  margin-bottom: calc(10px + 0.5rem);
  font-weight: bold;
}
.yyly_read .yyly_read_cont .r .r1 .r1b > p {
  font-size: calc(10px + 0.2rem);
  line-height: 30px;
  color: #777272;
}
.yyly_read .yyly_read_cont .r .r1 .r1b > img {
  width: calc(44px + 5rem);
  cursor: pointer;
}
.yyly_read .yyly_read_cont .r .r2 {
  width: 100%;
  height: calc(10px + 1.5rem);
  border: 1px solid #eee;
  margin-top: calc(10px + 2rem);
}
.yyly_read .yyly_read_cont .r .r2 > p {
  width: calc(95px + 7.5rem);
  height: 100%;
  border: 1px solid #0069b8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: calc(10px + 0.2rem);
  color: #0069b8;
}
.yyly_read .yyly_read_cont .r .r3 {
  width: 100%;
}
.yyly_read .yyly_read_cont .r .r3 > p {
  line-height: 3em;
  font-size: calc(10px + 0.3rem);
  color: #666666;
}
.yyly_read .yyly_read_cont .r .r3 > div {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.yyly_read .yyly_read_cont .r .r3 > div > img {
  width: calc(100px + 25rem);
  height: calc(100px + 25rem);
  text-align: center;
}
.yyly_read .yyly_read_cont .r .qh {
  width: 100%;
  margin-bottom: calc(50px + 2rem);
  margin-top: calc(50px + 1rem);
}
.yyly_read .yyly_read_cont .r .qh .prev,
.yyly_read .yyly_read_cont .r .qh .next {
  width: 100%;
  padding: 10px;
  border: 1px solid #eee;
  margin-bottom: calc(10px + 0.25rem);
  font-size: calc(10px + 0.2rem);
}
.yyly_read .yyly_read_cont .r .qh .prev span,
.yyly_read .yyly_read_cont .r .qh .next span {
  color: #0069b8;
}
.yyly_read .yyly_read_cont .r .qh .prev a:hover,
.yyly_read .yyly_read_cont .r .qh .next a:hover {
  color: #0069b8;
}
@media screen and (max-width: 1100px) {
  .yyly_read .yyly_read_cont .l {
    display: none;
  }
  .yyly_read .yyly_read_cont .r {
    width: 100%;
  }
}
@media screen and (max-width: 770px) {
  .yyly_read .yyly_read_cont .r {
    width: 100%;
  }
  .yyly_read .yyly_read_cont .r .yyly_ul {
    width: 100%;
    justify-content: space-between;
  }
  .yyly_read .yyly_read_cont .r .yyly_ul .pro_li {
    width: 49%;
    margin: 0 0 5% 0;
  }
}