.three_column_block_underlined_titles {}
.three_column_block_underlined_titles_items {
    display: flex;
    flex-wrap: wrap;
}
.three_column_block_underlined_titles_item {
    flex: 1 0 calc(33.33% - 4em);
    padding: 1.5em 2em 1.5em 0;
}
.three_column_block_underlined_titles_item:last-child {
    padding: 1.5em 0 1.5em 0;
}
.three_column_block_underlined_titles_item .title_block {
    height: auto;
    min-height: 5em;
}
.three_column_block_underlined_titles_item .title_block h3 {
    font-size: 1.8em;
    line-height: 1.1em;
    font-weight: 500;
    color: #000;
    text-transform: none;
}
.three_column_block_underlined_titles_item .text_block {
    border-top: 2px solid #D1D1D1;
    padding-top: 0.8em;
}
.three_column_block_underlined_titles_item .text_block p {
    font-size: 1.45em;
    line-height: 1.2em;
    font-weight: 400;
    color: #000;
}
@media screen and (max-width: 900px){
    .three_column_block_underlined_titles_item .title_block {
        height: auto;
        min-height: 6.5em;
    }
}
@media screen and (max-width: 767px){
    .three_column_block_underlined_titles_items {
        flex-direction: column;
    }
    .three_column_block_underlined_titles_item .title_block {
        min-height: auto;
    }
    .three_column_block_underlined_titles_item {
        padding-top: 0;
        padding-right: 0;
        padding-bottom: 1.5em;
    }
    .three_column_block_underlined_titles_item:last-child {
        padding-top: 0;
        padding-bottom: 0;
    }
}