header
{
    margin-left: 30px;
    margin-right: 30px;
}
footer
{
    margin-left: 20px;
    margin-right: 20px;
    border-radius: 5px;
}
.logo
{
    width: 70%;
    height: 40%;
    border-radius: 5px;
}
.vds
{
    text-align: center;
    margin-top: 10px;
}
.vds1
{
    width: 70%;
    height: 50%;
}
.tb
{
    text-align: center;
}
.navi{
    height: 70px;
}
.logo{
    height: 60px;
    width: 70px;
}