.center-block .lite-page.block-set {
    border-radius: 20px;
    border: 2px solid #f0f0f0;
   box-shadow: 1px 1px 3px rgb(192 191 191);
}
/* Шапка */
.lesson-header-block.row-section {
    border: 0!important;
    box-shadow: 1px 1px 3px rgb(192 191 191);
    border-radius: 20px;
}

.lesson-header-block h2.lesson-title-value {
    margin: 0 auto;
    padding-bottom: 10px;
    width: 90%;
    
    font-weight: 600;
    font-size: 36px;
    line-height: 120%;
    text-align: center;
    color: black;
}

.lesson-header-block .lesson-description-value {
    font-style: normal;
    font-weight: 300;
    font-size: 20px;
    color: black!important;
}

.lesson-description-value,
.lesson-navigation {
    color: black!important;
}

.lesson-header-block .lesson-navigation {
    margin-top: 20px;
    padding-bottom: 30px !important;
}

.lesson-header-block .lesson-navigation td:nth-child(1) {
    padding-left: 0 !important;
}

.lesson-header-block .lesson-navigation td:nth-child(3) {
    padding-right: 0 !important;
}

.lesson-header-block .lesson-navigation a {
    margin-bottom: 10px;
    padding: 6px 15px 8px 30px;
    
    font-weight: 700;
    font-size: 14px;
    color:black; 
    box-shadow: 1px 1px 3px rgb(192 191 191);
    background: #ffffff;
    border-radius: 0 20px 20px 0;
    transition: all .3s;
}

.lesson-header-block .lesson-navigation td:nth-child(3) a {
    padding: 6px 30px 8px 15px;
    border-radius: 20px 0 0 20px;
}

.lesson-header-block .lesson-navigation td:nth-child(1) .hidden-xs,
.lesson-header-block .lesson-navigation td:nth-child(3) .hidden-xs {
    display: none !important;
}

.lesson-header-block .lesson-navigation a:hover {
    color: black;
    background: #ff00ff30;
    text-decoration: none;
}

.lesson-header-block .lesson-navigation td:nth-child(2) {
    display: flex;
    justify-content: center !important;
    flex-wrap: wrap;
    gap: 20px;
    
    margin: 0 auto;
    width: 100%;
}

.lesson-header-block .lesson-navigation td:nth-child(2) span,
.lesson-header-block .lesson-navigation td:nth-child(2) div {
    position: relative;
    font-weight: 400;
    font-size: 14px !important;
    color: black;
}

.lesson-header-block .lesson-navigation td:nth-child(2) span::before {
    content: url("https://img.icons8.com/external-kiranshastry-solid-kiranshastry/30/ff00ff/external-play-button-multimedia-kiranshastry-solid-kiranshastry.png");
    position: relative;
    top: 5px;
    margin-right: 10px;
}

.lesson-header-block .lesson-navigation td:nth-child(2) div div::before {
    content: url(https://img.icons8.com/material-outlined/30/ff00ff/assignment-turned-in.png);
    position: relative;
    top: 5px;
    margin-right: 10px;
}


@media (max-width:768px) {
    .lesson-header-block .lesson-navigation a {
        font-size: 12px;
    }
}

@media (max-width:320px) {
    .lesson-header-block .lesson-navigation a {
        
        font-size: 10px;
    }
}