*
{
margin: 0;
padding: 0;
border: 0;
box-sizing: border-box;
outline: none;
}

body
{
font-family: Arial, Verdana, sans-serif;
line-height: 1;
background: rgb(252,252,252);
min-height: 300px;
min-width: 300px;
}

#gcmglogo
{
width: 288px;
height: 264px;
position: absolute;
top: 40%;
left: 50%;
margin-right: -50%;
transform: translate(-52%, -40%)
}