body
{
    margin: auto;
    overflow: hidden;
}

section
{
    height: 100vh;
}


thead
{
    background-color: #333;
    color: #fff;
}

th
{
    width: 100px;
}

input
{
    width: 90px;
}

button
{
    width: 100px;
}

#mod 
{
    background-color: yellow;
}

#del 
{
    background-color: red;
}

#cancel 
{
    background-color: red;
}

#save 
{
    background-color: yellow;
}