.zhishi_ban {
    width: 100%;
    height: calc(40px + 30rem);
    background: url(../images/zhishi_ban.png) no-repeat;
    background-size: cover;
}

.zhishi_text {
    width: 100%;
    height: 100%;
    background: linear-gradient(-90deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.7247) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: calc(20px + 3rem);
}

.zhishi_text .p1 {
    font-family: Arial;
    font-weight: normal;
    font-size: calc(20px + 4rem);
    color: #F5F3EE;
    line-height: calc(40px + 5rem);

}

.zhishi_text .p2 {
    font-family: Arial;
    font-weight: normal;
    font-size: calc(6px + 2rem);
    color: #F5F3EE;
    line-height: calc(4px + 3rem);

}

.zhishi_text .p3 {
    font-family: ArialMT;
    font-weight: normal;
    font-size: calc(2px + 1.5rem);
    color: #F5F3EE;
    line-height: calc(10px + 1.5rem);

}

.zhishi_box {
    width: 100%;
    padding-top: calc(6px + 1.5rem);
    padding-bottom: calc(6px + 1.5rem);
    background: #F3F4F4;
}

.zhishi {
    max-width: 1840px;
    width: 95%;
    margin: auto;
    display: flex;
    justify-content: space-between;
}

.zhishi_nav {
    width: 18.4783%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: calc(1px + 2rem);
    padding-top: calc(5px + 1rem);
}

.zhishi_nav_item {
    font-family: ArialMT;
    font-weight: normal;
    font-size: calc(2px + 1rem);
    color: #0B0F0D;
    line-height: calc(4px + 1.5rem);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: calc(10px + 0.5rem);
}

.zhishi_nav_item::before {
    content: " ";
    width: calc(2px + 0.5rem);
    height: calc(2px + 0.5rem);
    background-color: transparent;
    border-radius: 50%;
}

.zhishi_nav_item_act {
    color: #123326;

}

.zhishi_nav_item_act::before {
    content: " ";
    width: calc(2px + 0.5rem);
    height: calc(2px + 0.5rem);
    background-color: #123326;
    border-radius: 50%;
}

.zhishi_right {
    width: 80.0739%;

}

.zhishi_list {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    gap: calc(18px + 0.5rem);
    flex-wrap: wrap;
    row-gap: calc(24px + 0.5rem);
}

.zhishi_item {
    width: 31.3943%;
    height: calc(30px + 15rem);
    border-radius: calc(5px + 0.25rem);
}

.zhishi_item a {
    width: 100%;
    height: 100%;
    display: flex;
    position: relative;
}

.zhishi_item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: calc(5px + 0.25rem);
}

.zhishi_item_text {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
   border-radius: calc(5px + 0.25rem);
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.7247) 100%);
 
}

.zhishi_item_text .p1 {
    font-family: ArialMT;
    font-weight: normal;
    font-size: calc(6px + 1rem);
    color: #F5F3EE;
    line-height: calc(9px + 1.5rem);
    padding:0 20px;
   
}

.zhishi_more {
    width: calc(34px + 8rem);
    height: calc(8px + 2rem);
    border-radius: calc(2px + 0.1rem);
    border: 1px solid #666666;
    margin-top: calc(10px + 0.5rem);
    font-family: ArialMT;
    font-weight: normal;
    font-size: calc(2px + 1rem);
    color: #D8D6CF;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: calc(10px + 0.5rem);
     margin:20px;
}

@media screen and (max-width: 1100px) {
    .zhishi {
        flex-direction: column;
        justify-content: flex-start;
        gap: calc(10px + 1rem);
    }

    .zhishi_nav {
        width: 100%;
    }

    .zhishi_text .p1 {
        font-size: calc(16px + 1rem);
        line-height: 1.5;
    }

    .zhishi_text .p2 {
        font-size: calc(12px + 1rem);
        line-height: 1.5;
    }
    .zhishi_text .p3 {
        font-size: calc(10px + 1rem);
        line-height: 1.5;
    }
    .zhishi_nav_item{
        font-size: calc(12px + 1rem);
        line-height: 1.5;
    }
    .zhishi_right{
        width: 100%;
    }
    .zhishi_item{
        width: 100%;
        height: calc(30px + 57rem);
    }
    .zhishi_item_text .p1{
        font-size: calc(14px + 1rem);
        line-height: 1.5;
    }
    .zhishi_more {
        width: calc(34px + 25rem);
        height: calc(2px + 10rem);
        font-size: calc(10px + 1rem);
    }
}

@media screen and (max-width: 768px) {
    .zhishi_ban {
        height: auto;
        min-height: 0;
        background-size: 100% auto;
        background-position: center top;
    }

    .zhishi_text {
        height: auto;
        min-height: calc(40px + 10rem);
        padding: 2rem 1.5rem;
        justify-content: center;
    }

    .zhishi_text .p1 {
        font-size: calc(16px + 1rem);
        line-height: 1.3;
    }

    .zhishi_text .p2 {
        font-size: calc(12px + 0.5rem);
        line-height: 1.3;
    }

    .zhishi_text .p3 {
        font-size: calc(10px + 0.5rem);
        line-height: 1.4;
    }

    .zhishi_nav_item {
        font-size: calc(12px + 0.5rem);
        line-height: 1.5;
    }

    .zhishi_list {
        gap: calc(12px + 0.25rem);
        row-gap: calc(16px + 0.25rem);
    }

    .zhishi_item {
        width: calc(50% - calc(12px + 0.25rem) / 2);
        height: calc(30px + 10rem);
    }

    .zhishi_item_text .p1 {
        font-size: calc(12px + 0.5rem);
        line-height: 1.4;
        padding: 0 12px;
    }

    .zhishi_more {
        width: calc(34px + 12rem);
        height: calc(4px + 1.5rem);
        font-size: calc(10px + 0.5rem);
        margin: 12px;
    }
}

@media screen and (max-width: 480px) {
    .zhishi_ban {
        height: auto;
        min-height: 0;
        background-size: 100% auto;
        background-position: center top;
    }

    .zhishi_text {
        height: auto;
        min-height: calc(40px + 8rem);
        padding: 1.5rem 1rem;
        justify-content: center;
    }

    .zhishi_text .p1 {
        font-size: calc(14px + 0.5rem);
        line-height: 1.3;
    }

    .zhishi_text .p2 {
        font-size: calc(10px + 0.5rem);
        line-height: 1.3;
    }

    .zhishi_text .p3 {
        font-size: calc(8px + 0.5rem);
        line-height: 1.4;
    }

    .zhishi_nav_item {
        font-size: calc(10px + 0.5rem);
        line-height: 1.5;
    }

    .zhishi_list {
        gap: calc(10px + 0.25rem);
        row-gap: calc(14px + 0.25rem);
    }

    .zhishi_item {
        width: 100%;
        height: calc(30px + 12rem);
    }

    .zhishi_item_text .p1 {
        font-size: calc(12px + 0.5rem);
        line-height: 1.4;
        padding: 0 12px;
    }

    .zhishi_more {
        width: calc(34px + 15rem);
        height: calc(4px + 1.5rem);
        font-size: calc(10px + 0.5rem);
        margin: 10px;
    }
}