/*-----технологии-----*/
.about-us {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0px 40px;
  overflow: hidden;
  box-sizing: border-box; }
.about-us__list {
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row wrap;
  -ms-flex-flow: row wrap;
  flex-flow: row wrap;
  -webkit-justify-content: flex-start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  list-style: none;
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 40px 0;
  box-sizing: border-box; }
.about-us__item{
  text-transform: uppercase;
  margin-right: 70px; }
.about-us__link{
    display: inline;
    text-align: left;
    color: #808080;
    text-decoration: none;
    text-transform: uppercase;
    font-weight: 300; 
    padding: 5px 0;}
.about-us__link:hover {
  text-decoration: underline;}
.about-us__link:hover, .about-us_aktive{
  color: #3399ff;
  cursor: pointer; }
.about-us_aktive{
  text-decoration: none;}
.technology-blocks, .about-us__gallery-wrapper{ /* подумать */
   display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row wrap;
  -ms-flex-flow: row wrap;
  flex-flow: row wrap;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  box-sizing: border-box;}
.technology-blocks{
  width: 100%;
  padding: 20px;}
.tech-block {
  padding: 20px;
  border: 1px dashed #808080;
  line-height: 1.5em;
  position: relative;
  margin: 60px 0px;
  height: 200px;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row nowrap;
  -ms-flex-flow: row nowrap;
  flex-flow: row nowrap;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
 box-sizing: content-box; }
.tech-block_type_factory, .tech-block_type_elements, .tech-block_type_slabs, .tech-block_type_mixer, .tech-block_type_spirex,.tech-block_type_rebar-cutting, .tech-block_type_plasma-cutting{
  width: 100%; }

.tech-block_type_piles, .tech-block_type_tables, .tech-block_type_welding-machines, .tech-block_type_rebar-bending{
 width: calc(50% - 60px);
  /* min-width: 500px;  */}

.tech-block_type_robotic-welding, .tech-block_type_guillotine-shears, .tech-block_type_bandsaws{
  width: 28%;
  min-width: 100px; }
.tech-block__number{
  width: 60px;
  height: 60px;
  border-radius: 50%;
  position: absolute;
  top: -30px;
  left: -30px;
  background-color: #fff;
  border: 3px solid #0080ff;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row nowrap;
  -ms-flex-flow: row nowrap;
  flex-flow: row nowrap;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  text-align: center; }
.number-text{
  color: #0080ff;
  text-align: center;
  text-indent: 0;
  font-weight: bold;
  font-size: 40px; }
.tech-block__image {
  display: block;
  width: 240px;
  height: auto;
  padding: 20px;
  box-sizing: border-box; } 
.tech-block__description{
    text-indent: 1.5em;
    font-size: calc((100vw - 280px) / (1920 - 280) * (18 - 12) + 12px);
    color: #808080; }
/*-----отзывы-----*/    
.about-us__gallery-wrapper{
    padding: 40px;}
.aboutus_gallery{
    margin: 0 10px 20px 0;}
.about-us__gallery-image{
    box-shadow: 0 5px 10px 0 rgba(0, 0, 0, 0.7);
    margin: 10px;}
/*-----документы-----*/        
.documents{
  display: grid;
    grid-template-columns: repeat(6, auto);
    grid-template-rows: auto auto auto auto;
    align-items: center;
    width: 770px;
    gap: 10px;
    overflow: hidden;
    border: 1px dotted #808080;
    padding: 20px;
    margin: 60px 0;
    box-sizing: content-box;
}
  
.documents__title{
    margin: 0;
    color: #808080;
    font-size: calc((100vw - 480px) / (1600 - 480) * (16 - 14) + 14px); 
}
.documents__button, .documents__dates-list,.documents__buttons-group {
    display: block;
    grid-column: 2 / -1;
    text-align: center;
    margin: 0;
}
.documents__button,.documents__date, .documents__button-color, .documents__personaldata{
    font-size: calc((100vw - 480px) / (1600 - 480) * (14 - 11) + 11px);
}
.documents__date{
    margin: 15px 0 0;
}
.documents__button-color{
    text-align: center;
    text-decoration: none;
    border: 1px solid #0080ff;
    background-color: #0080ff;
    color: #fff;
    padding: 5px 15px;
}
 .documents__dates-list {
   margin: 20px 0 0 0;
 }
  .documents__dates-list, .documents__buttons-group{
    display: grid;
    grid-template-columns: repeat(4, auto);
    gap: 5px;
}
.documents__text-block:last-child{
   grid-row: -1;
}
.documents__buttons-group{
    align-self: start;
}
.documents__dates-list_type_grafik{
    grid-template-columns:100%;
}
@media screen and (max-width: 1100px) {
    .about-us__item{
        padding-right: 0;
        margin-right: 20px;}
    .technology-blocks{
        padding: 10px;
        -webkit-flex-flow: column wrap;
        -ms-flex-flow: column wrap;
        flex-flow: column wrap;
        -webkit-justify-content: flex-start;
        -ms-flex-pack: start;
        justify-content: flex-start;
        -webkit-align-items: flex-start;
        -ms-flex-align: start;
        align-items: flex-start;}
   .tech-block {
        height: auto !important;
        width: 100% !important;
        margin: 20px 0;
        min-width: 0;
        padding: 20px 5px !important; }
    .tech-block__number{
        width: 30px;
        height: 30px;
        border-radius: 50%;
        position: absolute;
        top: -15px;
        left: -15px;
        background-color: #fff;
        border: 2px solid #0080ff; }
    .number-text{
        font-size: 20px; }
    .documents{
        width: 80%;
    }
}
@media screen and (max-width: 800px) {
    .about-us{
        padding: 20px; }
    .about-us__list{
        -webkit-flex-flow: row wrap;
        -ms-flex-flow: row wrap;
        flex-flow: row wrap;
        justify-content: center;
        padding-left: 0; }
    .about-us__item{
        box-sizing: border-box;
        text-align: left;
        margin-bottom: 10px;}
    .about-us__link{
        padding: 10px; }
    .tech-block {
        -ms-flex-flow: column wrap;
        flex-flow: column wrap;
        -webkit-justify-content: center;
        -ms-flex-pack: center;
        justify-content: center;}
    .about-us__gallery-wrapper{
        -webkit-justify-content: space-around;
        -ms-flex-pack: justify;
        justify-content: space-around; 
    }
    .documents{
        margin: 60px auto;
        align-items: start;
        gap: 5px;
    }
    .documents__button,.documents__dates-list,.documents__buttons-group{
        margin: 5px 0;
    }
    .documents__dates-list{
        margin-top: 0;
    }
}
@media screen and (max-width: 650px) {
    .tech-block__image{
        width: 100%; } 
    .about-us__gallery-wrapper{
        padding: 0;}
    .documents{
        grid-template-columns: repeat(6, 1fr);
        justify-items: center;
        text-align: center;
        padding: 0;
    }
    .documents__text-block{
        border-top: 1px dashed #808080;
        width: 100%;
        padding-top: 20px;
    }
    .documents__text-block:first-child, .documents__dates-list_type_grafik{
        border-top: none;
        width: 100%;
    }
    .documents__text-block:nth-child(2){
        grid-row: 3;
    }
    .documents__title{
        width: 220px;
        margin: 0 auto;
    }
    .documents__button {
        width: 70%;
       }
    .documents__button, .documents__buttons-group{
        margin-bottom: 20px;
    }
   .documents__button-color{
       padding: 5px 5px;
       width: 80%;

   }
    .documents__text-block, .documents__button, .documents__dates-list,.documents__buttons-group{
        grid-column: 1 / -1;
    }
   
    .documents__dates-list,.documents__buttons-group {
        justify-content: center;
        grid-template-columns: repeat(4, 25%);
        width: 90%;
        gap: 5px;
 }
  .documents__dates-list_type_grafik{
        grid-template-columns: 100%;
    }
    .improvement{
        grid-row: 3;
    }
    .estimation{
        grid-row: 6;
    }
    .grafik{
        grid-row: 9;
    }
}
 

.aboutus .history_dates {
  width: 82%;
  margin: 0 auto;
  background: url(../img/dashedline.png);
  background-repeat: no-repeat;
  background-size: auto 80%;
  background-position: top 57% left; }

.aboutus .history_dates .date {
  width: 100%;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row nowrap;
  -ms-flex-flow: row nowrap;
  flex-flow: row nowrap;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  margin: 100px 0px; }

.aboutus .history_dates .date .yearround {
  height: 100px;
  width: 100px;
  border-radius: 50%;
  background-color: dodgerblue;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: row wrap;
  -ms-flex-flow: row wrap;
  flex-flow: row wrap;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  color: #fff;
  font-weight: bold;
  margin-left: -50px;
  font-size: 24px; }

.aboutus .history_dates .date .textblock {
  width: 90%;
  float: left; }

.aboutus .history_dates .date .textblock p {
  font-size: 22px;
  font-size: 1.375rem; }










.aboutus .documents_wrap{
  display: grid;
  grid-template-columns: repeat(6, auto);
  grid-template-rows: auto auto auto auto;
  align-items: center;
  width: 770px;
  gap:10px;
  overflow: hidden;
  border: 1px  dotted #808080;
  padding: 20px;
  margin:60px 0;
}

.aboutus .documents_wrap .documents_button {
 display: block;
 justify-content: center;
 text-align: center;
}
.aboutus .documents_wrap .documents_personaldata{
 margin: 20px 0 0 0;}
.aboutus .documents_wrap .documents_btn, .aboutus .documents_wrap .documents_button,
.aboutus .documents_wrap .documents_personaldata,.documents_data{
  grid-column: 2/-1;
  text-align: center;
  margin: 0;
}
.aboutus .documents_wrap .documents_btn,
.aboutus .documents_wrap .documents_personaldata{
  display: grid;
  grid-template-columns:repeat(4, auto);
  gap: 5px;}

.documents_data{
 display: grid;}
.aboutus .documents_wrap .documents_btn:last-child,.documents_data{
grid-template-columns:100%;}

.aboutus .documents_wrap .documents_estimation{
  grid-row:-1;}
.aboutus .documents_wrap .documents_box p,
.aboutus .documents_wrap .documents_improvement p,
.aboutus .documents_wrap .documents_estimation p, documents_data p{
  margin:0;
  color: #808080;
  font-size: calc( (100vw - 480px)/(1600 - 480) * (16 - 14) + 14px); 
}

.aboutus .documents_wrap .documents_personaldata p{
  margin:15px 0 0;
  font-size: calc( (100vw - 480px)/(1600 - 480) * (14 - 11) + 11px); 
 color: #808080;}
.aboutus .documents_wrap .documents_btn{
 align-self:start;}
 
.aboutus .documents_wrap .documents_btn a, .documents_button{
  text-decoration: none;
  border: 1px solid #0080ff;
  background-color: #0080ff;
  color:#fff;
  font-size: calc( (100vw - 480px)/(1600 - 480) * (14 - 11) + 11px); 
  padding: 5px 15px;
}
.aboutus .documents_wrap .documents_btn a:hover,
.aboutus .documents_wrap .documents_button:hover{
  background-color: #fff;
  color:#0080ff;
}