body { /*首页*/
    margin: 3.9rem auto;
}
.navbar {
    margin:auto;
    max-width:1920px;
}
/*轮播图*/
.carousel {
    max-width:1920px;
    margin:auto;
}
.carousel-item {
    position: relative;
}
.carousel-item::before {
    height: 120px;
    width: 100%;
    content: "";
    background: -moz-linear-gradient(rgba(0,0,0,0) 0%,rgba(0,0,0,0.25) 100%);
    background: -webkit-linear-gradient(rgba(0,0,0,0) 0%,rgba(0,0,0,0.25) 100%);
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
}
.carousel-control-prev-icon {
    background-image: url('../image/indexprev.png');
    width: 17px;
    height: 40px;
    
}
.carousel-control-next-icon {
    background-image: url('../image/indexnext.png');
    width: 17px;
    height: 40px;
}
/*推荐信息*/
.recommend h4 {
    display: table;
    margin: 2rem auto;
    position: relative;
    line-height: 3rem;
}
.recommend h4::after{
    margin-left: 0;
    transform: translateX(-50%);
    content: '';
    width: 30%;
    height: 2px;
    background-color: #c7000b;
    position: absolute;
    left: 50%;
    bottom: 0;
    min-width: 35px;
}
.mb-10 {
    margin-bottom: 0.5rem;
    transition: all .15s ease;
    border:3px solid white;
    padding-left:15px;
    padding-right:15px;
}
.mb-10:hover{
    transform: translateY(-10px);
}
.card-img-overlay {
    top:60%;
}
/*底部*/
footer p {
    margin-top: 1rem;
}


/*产品中心*/
.cardimg {
    transition: all .20s ease;
}
.cardimg:hover {
    transform: scale(115%,115%);
}

/*产品详情*/
.cpnavli li:hover {
    background-color:white;
}