.main-banner{
    width: 100%;
    height: 100%;

    padding-top: 90px;
    padding-bottom: 90px;

    background-repeat: no-repeat;
    background-size: cover;

    margin-bottom: 120px;

    background-attachment: fixed;
}

.main-banner h1{
    margin-bottom: 20px;

    line-height: 100px;
}

.main-banner__desk{
    margin-bottom: 40px;

    font-size: 26px;

    color: #cfcfcf;
}

.main-banner .btn{
    font-size: 24px;
}