header{
    width: 1000px;
    height: 80px;
    margin: 0 auto;
}

main{
    width: 1000px;
    margin: 0 auto;
}

.newregist{
    width: 450px;
}

.newregist td{
    width: 150px;
}

.long{
    width: 100%;
}

footer{
    width: 1000px;
    margin: 0 auto;
}