.list {
    padding-top: 100px;
}

.list .headPart .sTitle {
    font-size: 20px;
    line-height: 25px;
}

.list .headPart .bTitle {
    margin: 10px 0 20px;
    font-size: 35px;
    font-weight: bold;
}

.list .headPart .search {
    max-width: 492px;
    width: 100%;
    line-height: 56px;
    border-bottom: 1px solid #c1c1c1;
	}

.list .headPart .search img {
    display: inline-block;
    margin-right: 5px;
    vertical-align: middle;
}

.list .headPart .search input {
    outline: none;
	width:80%;
    border: 0;
    font-size: 16px;
    font-weight: bold;
    background-color: transparent;
}

.list .headPart .search input::placeholder {
    font-size: 16px;
    font-weight: bold;
}

.list > nav {
    display: flex;
    margin-top: 70px;
    margin-bottom: 75px;
    align-items: center;
}

.list > nav .param {
    position: relative;
    width: calc(100% / 5);
    transition: all .4s;
    cursor: pointer;
    box-sizing: border-box;
    border: 1px solid #545454;
}

.list > nav .param:not(:last-child) {
    border-right: 0;
}

.list > nav .param p {
    position: relative;
    width: 100%;
    height: 100%;
    padding-left: 35px;
    padding-right: 24px;
    line-height: 73px;
    font-size: 16px;
    color: #686463;
    font-weight: bold;
    box-sizing: border-box;
}

.list > nav .param p::after {
    content: "";
    position: absolute;
    width: 0;
    height: 0;
    right: 24px;
    top: 50%;
    border: 5px solid transparent;
    border-top-color: black;
}

.list > nav .param ul {
    display: none;
}

.list > nav .param.on p,
.list > nav .param:hover p {
    color: white;
    border-color: #686463;
    background-color: #686463;
}

.list > nav .param.on p::after,
.list > nav .param:hover p::after {
    border-top-color: white;
}

.list > nav .param.on ul,
.list > nav .param:hover ul {
    display: block;
}

.list > nav .param ul {
    position: absolute;
    padding: 12px 0 48px;
    left: -1px;
    right: 0;
    z-index: 2;
    background-color: #686463;
}

.list > nav .param a {
    display: block;
    padding: 12px 0 12px 60px ;
    color: white;
    font-size: 20px;
    line-height: 20px;
    font-weight: bold;
    transition: all .4s;
}

.list > nav .param li {
    display: block;
}

.list > nav .param a:hover {
    text-decoration: underline;
}

.list > nav .param:hover {
    color: #686463;
}

.paramList {
    font-size: 0;
}

.paramList .list_item {
    position: relative;
    display: inline-block;
    width: calc((100% - 108px) / 3);
    margin-right: 54px;
    margin-bottom: 47px;
    border-bottom-right-radius: 50px;
    overflow: hidden;
}

.paramList .list_item:nth-child(3n) {
    margin-right: 0;
}

.paramList .list_item .info {
    position: absolute;
    color: white;
    left: 50px;
    bottom: 75px;
    z-index: 2;
}

.paramList .list_item .bTitle {
    font-size: 30px;
    line-height: 40px;
    font-weight: bold;
}
.paramList .list_item .sTitle {
    font-size: 16px;
    line-height: 40px;
}

.paramList .list_item .btn {
    width: 110px;
    height: 38px;
    padding-right: 5px;
    text-align: center;
    line-height: 37px;
    font-size: 14px;
    font-weight: bold;
    transition: all .4s;
    box-sizing: border-box;
    border: 1px solid white;
    border-bottom-right-radius: 20px;
}

.paramList .list_item:hover img {
    transform: scale(1.2);
}

.paramList .list_item:hover .btn {
    color: var(--themaBlack);
    background-color: white;
}

.paramList .list_item:hover::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    background-color: rgba(255, 255, 255, .1);
}

.list .paramList {
    padding-bottom: 25%;
}


.paramLists a{display: inline-block;width: calc((100% - 69px) / 4);line-height:54px;margin-bottom:70px;}
.paramLists a span{ display:block;font-weight: bold; font-size:17px;color: #585453;overflow: hidden;-webkit-line-clamp: 1;-webkit-box-orient: vertical;display: -webkit-box;}
.paramLists a:not(:nth-child(4n)) {margin-right: 23px; }


@media (max-width:1024px) {
.paramLists a{width: calc((100% - 15px) / 2);}
.paramLists a:not(:nth-child(4n)){ margin-right:0}
.paramLists a:not(:nth-child(2n)){ margin-right:15px;}
}


@media (max-width:768px) {
.paramList .list_item{ width:47.5%; margin-right:5% !important;}
.paramList .list_item:nth-child(even){ margin-right:0 !important}
.list > nav{ margin:10% 0;}
.list .headPart .bTitle{ font-size:28px; line-height:30px;}
.list{ padding-top:15%;}
}


@media (max-width:640px) {
.list > nav{ display:block}
.list > nav .param{ width:99%; margin-top:-1px;border: 1px solid #545454 !important;}
.list > nav .param a{ font-size:18px;}
.paramList .list_item{ width:100%; margin:5% 0 !important}
.list > nav .param p{ line-height:60px;}
.paramLists a span{ font-size:12px;}
.paramLists{ overflow:hidden}
.paramLists a{ float:left}
}