.box {
    width:960px;
    margin:100px auto;
    position: relative;

}
body {
    margin: 0;
    padding: 0;
}
.box-border {
    margin: 0;
    padding: 0;
}
.box-p {
    margin: 0;
}
.div-page8 {
    margin: 0;
    padding: 0;
}
.jianjie {
    width: 500px;
}
.box .box-border  {
    display: flex;
}
.bottom{
    margin-top:40px;
}
#dibu2 input{
   border: 1px solid #a0a0a0;
}
#dibu2 .btn{
    cursor: pointer;
}
#dibu2 p{
    margin-left: 5px;
}