1.eve-sso-login-black-small,
2.eve-sso-login-white-small,
3.eve-sso-login-black-large,
4.eve-sso-login-white-large {
5	display: inline-block;
6	background: 50% 50% no-repeat;
7	background-size: cover; /* try also: contain or 100% */
8}
9.eve-sso-login-black-large,
10.eve-sso-login-white-large {
11	width: 270px;
12	height: 45px;
13}
14.eve-sso-login-black-small,
15.eve-sso-login-white-small {
16	width: 195px;
17	height: 30px;
18}
19.eve-sso-login-black-large {
20  background-image: url('images/eve-sso-login-black-large.png');
21}
22.eve-sso-login-white-large {
23  background-image: url('images/eve-sso-login-white-large.png');
24}
25.eve-sso-login-black-small {
26  background-image: url('images/eve-sso-login-black-small.png');
27}
28.eve-sso-login-white-small {
29  background-image: url('images/eve-sso-login-white-small.png');
30}