#crumbs{
    width: 120rem;
}
.news-ban{
    width: 96%;
    height: 46rem;
    border-radius: 3rem;
    background-image: url('/static/img/baike-banner.jpg');
    margin: 0 auto;
}
.menu{
    width: 120rem;
    height: 20rem;
    margin: 0 auto;
    padding: 0 30rem;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: space-around;
    /* background-color: royalblue; */
}
.menu a{
    width: 12rem;
    height: 5rem;
    display: block;
    text-align: center;
    line-height: 5rem;
    font-size: 1.4rem;
    border-radius: 1rem;
    background-color: rgb(245, 245, 245);
}
.menu a:hover{
    background-color: rgb(54,139,246);
}
.content{
    width: 120rem;
    height: auto;
    margin: 0 auto;
}
.conts{
    width: 100%;
    display: block;
    height: 22rem;
    transition: all 0.3s;
    margin-bottom: 2rem;
    border: 1px solid rgba(220, 220, 220, 0.349);
    background-color: rgb(250,250,250);
}
.conts:hover{
    background-color: rgb(145, 218, 252);
    box-shadow: 1px 1px 20px #c4c4c4;
}
.conts:hover .btn{
    color: white;
    border: none;
    background-color: rgb(53,137,234);
}
.side{
    width: 100%;
    height: 100%;
    padding: 3rem 10rem 1rem 10rem;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    /* background-color: lightgreen; */
}
.side h1{
    font-size: 2.4rem;
}
.time{
    font-size: 1.4rem;
    color:#666;
}
.jianjie{
    font-size: 1.4rem;
    color: #333;
}
.btn{
    width: 10rem;
    height: 3rem;
    transition: all 0.3s;
    background-color: rgb(255, 255, 255);
    text-align: center;
    line-height: 3rem;
    font-size: 1.4rem;
    border: 1px solid rgb(226, 226, 226);
    border-radius: .5rem;
}

/* 锅炉导航 */
.bonav {
    width: 100%;
    height:10rem;
    margin-top: 10rem;
    line-height: 10rem;
    text-align: center;
    /* background-color: rgb(99,130,248); */
}

.bonav>span {
    font-size: 3rem;
}
/* 锅炉 */
.boiler {
    width: 1200px;
    height: 320px;
    display: flex;
    justify-content: space-between;
    margin: 1rem auto;
    /* background-color: rgb(99,130,248); */
}

.boilers {
    width: 24%;
    height: inherit;
    box-sizing: border-box;
    
    border: 1px solid rgb(226, 226, 226);
    transition: all 0.3s ease-in;
    background-color: rgba(204, 231, 248, 0.13);
}
.boilers:hover{
    border: 1px solid rgb(255,126,69);
    background-color: rgba(138, 206, 248, 0.548);
}
.boilers>div{
    background-color: white;
}
.boilers:hover>div>img{
    transform: scale(0.9    );
}
.boilers img {
    transition: all 0.3s ease-in;
    transform: scale(0.8);
    width: 100%;
    height: auto;
}

.boilers p {
    margin: 3rem 0;
    font-size: 2rem;
    padding-left: 3rem;
    position: relative;
    box-sizing: border-box;
}

.boilers p::after {
    content: '→';
    position: absolute;
    top: 0;
    right: 4rem;
    font-size: 2.5rem;
    color: rgb(105, 105, 105);
}

.boilers span {
    font-size: 1.2rem;
    padding-left: 3rem;
    /* box-sizing: border-box;   */
}