.project {
    width: 100%;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.cn {
    display: block;
}
.en {
    display: none;
}
.project .project-item:nth-child(2n) {
    margin-right: 0;
}
.tab {
    width: 100%;
    display: flex;
    margin-bottom: 20px;
    border-bottom: 2px solid #1C7BE7;
}
.tab div{
    width: 60px;
    height: 25px;
    text-align: center;
    line-height: 25px;
    background: #FFFFFF;
    border: 1px solid #1C7BE7;
    font-size: 14px;
    margin-left: 10px;
    cursor: pointer;
    border-bottom: 0;
}
.tab div:nth-child(1) {
    margin-left: 0;
}

.tab .active {
    background: #1C7BE7;
    color: #FFFFFF;
}
.project-item {
    width: calc(50% - 10px);
    margin-bottom: 15px;
    background: #FFFFFF;
    margin-right: 15px;
    transition: all 0.3s ease-out;
}
.project-item:hover {
    transform: scale(1.01);
}
.project-item a {
    padding: 17px 10px 19px 19px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
}
.image-box {
    width: 184px;
    margin-right: 23px;
    min-width: 184px;
}
.image-169 {
    width: 100%;
    height: 100%;
    position: relative;
    padding-bottom: 75%;
}
.image-169 img {
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    object-fit: cover;
}
.project-detal {
    font-size: 16px;
}
.project-title {
    font-weight: bold;
    height: 42px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.project-title .local {
    color: #264c87;
    padding-right: 5px;
    margin-right: 5px;
    position: relative;
}
.project-title .local:before {
    content: '';
    position: absolute;
    right: 0;
    top: 4px;
    height: 15px;
    width: 1px;
    background-color: #999999;
}
.project-time {
    font-size: 14px;
    color: #878787;
    margin-top: 12px;
}
.source {
    font-size: 14px;
    color: #264c87;
    margin-top: 38px;
}
@media screen and (max-width: 550px){
    .container {
        width: 100%;
        padding: 20px;
        box-sizing: border-box;
    }
    .project-item {
        width: 100%;
        margin-right: 0;
    }
    .project-item a {
        display: block;
    }
    .image-box {
        width: 100%;
        max-width: 100%;
    }
    .project-detal {
        margin-top: 10px;
    }
}