.a1 {
    background-color: #ebebeb;
    width: 100%;
}

.a {
    position: relative;
    width: 1920px;
    height: 850px;
    margin: 0 auto;
   

}

.aa {
    /*lgo*/
    top: 110px;
    left: 570px;
    /* border: 1PX solid rgb(153, 51, 51);           */
    position: absolute;
}

.aa1 {
    /* 精密塔-雷斯铸*/
    font-size: 48px;
    width: 309px;
    height: 50px;
    top: 115px;
    left: 688px;
    /* border: 1PX solid rebeccapurple;          */
    position: absolute;
    transition-duration: 1s;
    font-family: "Microsoft YaHei";
    font-weight: 900;
    color: #333333;

}

.aa2 {
    /*mt8*/
    width: 110px;
    height: 75px;
    font-size: 55px;
    top: 250px;
    left: 570px;
    /* border: 1PX solid rebeccapurple;          */
    position: absolute;
    font-weight: 900;
    color: #0736a0;
    font-family: "Microsoft YaHei";


}

.aa3 {
    /*十年一剑*/
    width: 200px;
    height: 55px;
    font-size: 22px;
    top: 260px;
    left: 700px;
    /* border: 1PX solid rebeccapurple;          */
    position: absolute;
    font-family: "Microsoft YaHei";
    color: #333333;

}

.aa4 {
    /* 手动三坐标测座/测头*/
    width: 450px;
    height: 55px;
    font-size: 26px;
    top: 340px;
    left: 570px;
    /* border: 1PX solid rebeccapurple;          */
    position: absolute;
    font-family: "Microsoft YaHei";
    font-weight: 550;
    color: #333333;

}



.aa6 {
    top: 50px;
    left: 1000px;
    width: 342px;
    height: 800px;
    position: absolute;
}

.aa img {
    transition-duration: 1s;
}

.aa6 img {
    width: 342px;
    height: 800px;
    transition-duration: 1s;
}

.aa7 {
    top: 430px;
    left: 620px;
    width: 120px;
    height: 30px;
    background-color: rgb(255, 255, 255);
    font-size: 18px;
    color: rgb(255, 115, 0);
    /* border: 0px; */
    border: 1px solid rgb(255, 115, 0);
    border-radius: 15px;
    position: absolute;
    transition-duration: 0.5s;
}

.aa7:hover {
    background-color: rgb(255, 115, 0);
    color: rgb(255, 255, 255);
    /* font-size: 19px; */
    transform: scale(1.05);

}

.aa6 img:hover {
    transform: scale(1.1);

}

.aa img:hover {
    transform: scale(1.1);
} 


.aa1:hover {
    transform: scale(1.1);
} 

/* .aa5:hover {
    transform: scale(1.1);
} */

.aa5 {
    top: 340px;
    left: 820px;
    position: absolute;
    transition-duration: 1s;
    /* background-color: #ff2222; */
    width: 40px;
    height: 47px;
}

.aa5:hover {    
    animation: fadenum 1.5s;

}

@keyframes fadenum {

    100% {
        transform: rotate(1080deg);
    }

}