Не помогло... Вот участок кода:
.mfp-close {
display: none;
width: 20px;
height: 20px;
line-height: 20px;
position: absolute;
right: 0;
top: 0;
text-decoration: none;
text-align: center;
opacity: 0.65;
padding: 0 0 18px 10px;
color: white;
font-style: normal;
font-size: 28px;
font-family: Arial, Baskerville, monospace; }
.mfp-close:hover, .mfp-close:focus {
opacity: 1; }
.mfp-close:active {
top: 1px; }
.mfp-close-btn-in .mfp-close {
color: #333333; }