.topimg>img{
    width: 100%;
}
.navgit{
    padding: 10px 0;
}
.layout {
    max-width: 1600px;
    margin: auto;
    box-sizing: border-box;
}
/* 左侧导航 */
.proleft{
    width: 25%;
    float: left;
}
.width5{
    width: 5%;
    float: left;
}
.proright{
    width: 70%;
    float: right;
}
.search{
    background: white;
    margin-bottom: 20px;
    padding: 10px;
}
.search button {
    float: right;
    padding:0;
}
.search img{
    width: 18px;
    height: 18px;
    margin-top: 4px;
}
.search>input{
    width: calc(100% - 25px);
    outline: 0;
    border: 0;
    background: none;
    /* margin-right: 25px; */
    height: 25px;
    line-height: 25px;
}
.procnav_item{
    padding: 15px;
    margin-bottom: 10px;
    overflow: hidden;
    background: white;
    cursor: pointer;
}
/*.procnav_item:hover{
    color: #2a51b4;
    background: #d5ddf4;
}*/
.procnavactive{
    color: #2a51b4;
    background: #d5ddf4;
}
.procnav_item1{
    position: relative;
    background: #2a51b4;
    color: white;
    font-weight: bold;
    cursor: default;
}
.cricle{
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #73c233;
}
@media screen and (max-width:1600px) {
    .layout {
        box-sizing: border-box;
        padding: 0px 10px;
    }
    
}
@media screen and (max-width:900px) {
    .proleft{
        display: none;
    }
    .width5{
        display: none;
    }
    .proright{
        width: 100%;
    }
}