width: 100%;

    background: url(https://skrepka.ucoz.site/vetv.jpg) 65% no-repeat;

    background-size: cover;

    overflow: hidden;

    min-height: calc(100vh - 69px);

    padding: 59px 0 64px;

    display: -ms-flexbox;

    display: flex;

    -ms-flex-align: center;

    align-items: center;

    -ms-flex-pack: center;

    justify-content: center;

}


43

body {

    background: MidnightBlue;

    color: #000;

    font-family: Roboto;

    line-height: 1.71;

}


Заменить на


body {
    color: #000;
    font-family: Roboto;
    line-height: 1.71;
    background: url('/vetv.jpg') no-repeat center center fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}