.list-content {
    width: 1300px;
    margin: 0 auto;
}

.list-content-left {
    width: 255px;
    margin-top: -48px;
    z-index: 1;
    position: relative;
}

.first-nav {
    height: 95px;
    display: flex;
    align-items: center;
    padding-left: 30px;
    color: #fff;
    font-size: 24px;
    background-color: rgba(40,90,166,0.9);
}

.sec-nav-wrapper {
    width: 255px;
    padding: 0 30px 30px;
    background: #eaf0fc;
}

.sec-nav-item {
    height: 64px;
    width: 100%;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(40,90,166,0.1);
    font-size: 20px;
    cursor: pointer;
}

.sec-nav-item:hover {
    color: #1385ff;
}

.list-content-right {
    flex: 1;
    margin-left: 40px;
    margin-top: 20px;

}

.list-content-right-top {
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(40,90,166,0.1);
}

.list-content-right-top-title {
    font-size: 24px;
    font-weight: bold;
    color: rgba(40,90,166,0.9);
}

.letter {
    display: inline-block;
    padding: 0 5px;
}

.list-content-right-top-left span {
    color: rgba(0,0,0,.4);
}

.list-content-right-top-left-icon {
    margin-right: 5px;
}

.list-content-right-bottom {
    margin-top: 10px;
    width: 100%;
}
.list-content-right-bottom-item {
    padding: 17px 0;
    border-bottom: 1px solid rgba(0,0,0,.05);
}
.dot {
    width: 6px;
    height: 6px;background-color:rgba(40,90,166,0.9) ;
    border-radius: 50%;
    margin-right: 10px;
}

.list-content-right-news {
    margin-top: 50px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.list-content-right-news-title {
    font-size: 22px;
    font-weight: bold;
}