.main {
    width: 60vw;
    display: flex;
    min-height: 53vh;
    margin-top: 30px;
}

.left {
    width: 20%;
}

.menu-title {
    background-image: url("../image/ejxt.png");
    background-size: contain; /* 保持图片比例并完整显示 */
    background-repeat: no-repeat; /* 防止图片重复 */
    background-position: center; /* 图片居中 */
    width: 240px;
    height: 80px;
    margin-bottom: -5px;
    color: white;
    font-size: 23px;
    font-weight: 600;
    display: flex;          
    justify-content: center; 
    align-items: center;   
}

 .menu-item {
    /* background-color: #E1EAF2;
    width: 240px;
    height: 60px;
    margin-bottom: 2px;
    color: rgb(90, 90, 90);
    display: flex;         
    justify-content: center; 
    align-items: center;     */
} 
.imgback {
    width: 100%;
    position: relative;
}

.imgback img {
    width: 100%;
}
.right {
    display: flex;
    flex-direction: column;
    width: 80%;
}

.content-1 {
    align-self: flex-end;
    color: rgb(90, 90, 90);
}

.line {
    background-color: #0155C7;
    width: 100%;    
    height: 5px;
    margin-top: 10px;
}

.content-2{
    margin-left: 10%;
    width: 80%;
    margin-top: 30px;
    text-indent: 2em;
    line-height: 2;
    color: rgb(90, 90, 90);
}
@media screen and (max-width: 725px) {
    .main{
        width: 100%;
        flex-direction: column;
    }
    .left{
        width: 100%;
        text-align: center;
        top: -30px;
    }
    .right{
        width: 100%;
    }
    .menu-title{
        margin: -18px auto;
        width: 160px;
        font-size: 15px;
    }
    .menu-item{
        margin: 0 auto;
        width: 160px;
        border-bottom: inset;
        border-bottom-color: white;
        font-size: 13px;
        height: 30px;
    }
}