.topt1 {
    width: 100%;
    height: 30px;
    clear: both;
    background: #ededed;
}
.topt2 {
    width: 1200px;
    margin: auto;
}
.topt2 p {
    font-size: 14px;
    color: #464646;
    font-family: "微软雅黑", arial, 宋体;
    float: left;
    line-height: 30px;
}
.topt3 {
    float: right;
    font-size: 14px;
    line-height: 30px;
}
.logot1 {
    width: 1200px;
    margin: auto;
    height: 100px;
}

.logot2 {
    float: left;
    height: 100%;
    align-items: center;
    display: flex;
    background: url(http://www.cdmmscl.cn/templets/demo/picture/logo.png) no-repeat;
    background-position: left;
    width: 600px;
}
.logot3 {
    height: 100%;
    float: right;
    align-items: center;
    display: flex;
}
.logot3 img {line-height: 100px;margin: auto;align-items: center;}
.logot2 img {line-height: 100px;margin: auto;align-items: center;}
.logot2 h1 {
    display: none;
}
.logot2 h2 {
    display: none;
}
.logot2 a {
    display: block;
    height: 100%;
    width: 100%;
}