.main {
    background: #f6f6f6;
}

.banner {
    width: 100%;
    min-height: 201px;
}

.banner img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.box1 {
    width: 100%;
}

.box1 .box1_cen {
    display: flex;
    flex-wrap: wrap;
}

.box1 .item {
    width: 30%;
    margin-right: 5%;
    background: #fff;
    margin-top: 100px;
}

.box1 .item:nth-child(3n) {
    margin-right: 0;
}

.box1 .item .prc {
    overflow: hidden;
    width: 100%;
}

.box1 .item .prc img {
    display: block;
    width: 100%;
    transition: all 0.3s ease;
}

.box1 .item:hover .prc img {
    transform: scale(1.05);
}

.box1 .item .item_bom {
    display: flex;
    justify-content: space-between;
    background: #fff;
    border: 1px solid #eee;
    height: 120px;
}

.box1 .item .item_bom .l {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 0 30px 0 30px;
    width: calc(100% - 70px);
}

.box1 .item .item_bom .l .tit {
    font-family: var(--font-bold);
    color: #222;
    font-size: var(--font-size-h3);
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

.box1 .item .item_bom .l .text {
    font-family: var(--font-semibold);
    font-size: var(--font-size-p);
    line-height: 1.5;
    color: #eda333;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    width: 100%;
}

.box1 .item .item_bom .r {
    width: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    /* border-left: 1px solid #e1e1e1; */
}

.box1 .item .item_bom .r img {
    display: block;
    max-width: 26px;
}

.login-box{
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 99;
    top: 0;
    left: 0;
    display: none;
}
.login-box.on{
    display: block;
}
.login-box .wrap{
    width: 100%;
    height: 100%;
}
.login-box .cont{
    position: absolute;
    z-index: 99;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    width: 400px;
    max-width:90% ;
    background: #fff;
    box-shadow: 0 0 30px 10px rgb(0,0,0,0.15);
    border-radius: 10px;
    padding: 30px 20px;
}
.login-box .cont .tit{
    font-size: var(--font-size-p);
    color: #333;
    margin-bottom:8px;
}
.login-box .cont .tit .color{
    color: #eda333;
}
.login-box .cont input{
    border: 1px solid #eee;
    border-radius: 6px;
    width: 100%;
    height: 40px;
    margin-bottom: 15px;
}
.login-box .cont .btnbox{
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-top: 15px;
}
.login-box .cont .btnbox .btn{
    width: 100px;
    height: 40px;
    border: 1px solid #eee;
    font-size: var(--font-size-p);
    color: #333;
    line-height: 40px;
    text-align: center;
    border-radius: 6px;
    margin-left: 10px;
    transition: all 0.5s;
    cursor: pointer;
}
.login-box .cont .btnbox .btn:hover{
    background: #eda333;
    color: #fff;
}


@media (max-width:1500px) {
    .box1 .item {
        margin-top: 60px;
        width: 32%;
        margin-right: 2%;
    }

    .box1 .item .item_bom .l {
        padding: 0 30px 0 20px;
    }

    .box1 .item .item_bom .l .tit {
        font-size: 24px;
    }

    .box1 .item .item_bom .l .text {
        font-size: 16px;
    }

    .box1 .item .item_bom {
        height: 140px;
    }
}

@media (max-width:1200px) {
    .box1 .item {
        margin-top: 40px;
    }

    .box1 .item .item_bom {
        height: 110px;
    }

    .box1 .item .item_bom .l {
        padding: 0 20px 0 15px;
        width: calc(100% - 80px);
    }

    .box1 .item .item_bom .l .tit {
        font-size: 18px;
    }

    .box1 .item .item_bom .l .text {
        font-size: 14px;
        margin-top: 3px;
    }

    .box1 .item .item_bom .r {
        width: 80px;
    }
    .box1 .item .item_bom .r img {
        max-width: 20px;
    }
}


@media (max-width:1000px) {
    .box1 .box1_cen {
        justify-content: space-between;
    }

    .box1 .item {
        width: 49%;
        margin-right: 0;
    }
}

@media (max-width:768px) {
    .box1 .item .item_bom .l {
        width: calc(100% - 50px);
        padding:0 10px;
    }
    .box1 .item .item_bom .l .tit {
        font-size: 22px;
    }

    .box1 .item .item_bom .l .text {
        font-size: 14px;
        line-height: 1;
        margin-top: 3px;
    }

    .box1 .item .item_bom .r {
        width: 50px;
    }

    .box1 .item {
        margin-top: 20px;
    }
    .box1{
        padding: 30px 0 0;
    }
    .banner{
        height: 210px;
    }
}

@media (max-width:560px) {
    .box1 .item {
        width: 100%;
    }
}


.grid-layout {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 21px;
	margin:3vw 0 0;

}

.grid-layout .file {
	background-color: #ffffff;
	box-shadow: 0px 0px 27px 0px rgba(165, 165, 165, 0.17);
	border-radius: 10px;
	padding: 40px 30px 25px;
}

.grid-layout .file .poster {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	min-height: 55px;
}

.grid-layout .file .poster img {
	max-height: 100%;
}

.grid-layout .file .file-name {
	width: 100%;
	text-align: center;
	font-family: var(--font-bold);
	font-weight: bold;
	color: #333;
	font-size: var(--font-size-18);
	transition: all 0.5s;
	-webkit-line-clamp: 1;
	margin-top: 20px;
}

/* .grid-layout .file:hover .file-name {
	color: #eda333;
} */

.grid-layout .file .under {
	display: flex;
	align-items: center;
	justify-content: space-between;
    border-top: 2px solid #efefef;
    margin-top: 20px;
    padding-top: 15px;
}
.grid-layout .file:hover .under{
    border-top: 2px solid #eda333;
}
.grid-layout .file .left {
	padding-right: 20px;
	background: right center;
	color: #333333;
	font-size: var(--font-size-p);
	transition: all 0.5s;
}

.grid-layout .file:hover .left {
	padding-right: 28px;
	background-size: 0.17rem;
}

.grid-layout .file .time {
	font-size: 14px;
	color: #999899;
    width: 20px;
    height: 20px;
}
.grid-layout .file .time img{
    width: auto;
}
@media screen and (max-width:1300px) {
	.grid-layout {
		grid-template-columns: repeat(3, 1fr);
	}

	.grid-layout .file .left {
		font-size: 13px;
	}

	.grid-layout .file .time {
		font-size: 13px;
	}

	.grid-layout .file .file-name {
		font-size: 15px;
	}
}

@media screen and (max-width:971px) {
	.grid-layout {
		grid-template-columns: repeat(2, 1fr);
		gap: 10px;
	}

	.grid-layout .file {
		padding: 30px 20px 25px;
	}

	.grid-layout .file .left {
		background-size: 13px;
	}

	.grid-layout .file:hover .left {
		background-size: 13px;
	}


}

@media screen and (max-width:750px) {

	.grid-layout .file .under .left {
		font-size: 11px;

	}

	.grid-layout .file .time {
		font-size: 11px;
	}

	.grid-layout .file {
		padding: 20px 15px;
	}

	.grid-layout .file .file-name {
		border-bottom: 1px solid #efefef;
	}
}