.section-promo-wrapper {
  background: #fff;
  width: 100%;
 /* padding: 3rem 0; */
padding-right:2rem;
padding-left:2rem;

}

.section-promo {
  width: 100%;
  max-width: 1200px;
  background: #fff;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.promo-block {
  min-height: 450px;
  font-size: 21px;
  padding: 1%;
  text-align: center;
  display: flex;
  flex-direction: column;
}

@media (min-width: 850px) {
  .section-promo { flex-direction: row; }
  .promo-block { width: 30%; }  
}

.svg-wrap { max-height: 108px; }
svg { max-height: 88px; padding-left: 15px;}
path { fill: #000; }

.promo-block-1 { 
  background: #30aea7; 
  justify-content: center;
  color: #fff;
  line-height: 1.5;
}
.promo-block-2 {
  color: #fff;
  line-height: 1.5;
  justify-content: center;
  /*background-image: url('https://naukabooks.ru/upload/resize_cache/iblock/44c/320_204_1/44c21d55a022cd535b0369d23727add7.jpg'); */
background-image: url('/img/ruk02.jpg');


  background-repeat: no-repeat;
  background-position: 50% 0;
  -ms-background-size: cover;
  -o-background-size: cover;
  -moz-background-size: cover;
  -webkit-background-size: cover;
  background-size: cover;
}

.promo-block-3 { 
  background: #fff;
  display: flex;
  flex-direction: column;
}

.promo-block a {
  text-decoration: none;
}


.sub-block {
  margin: 1.5rem 1.5rem .5rem 0;
  padding-bottom: 1rem;
  display: flex;
  flex-direction: row;
  align-items: center;
}

.sub-block img {
  width: 88px;
  height: 88px;
  object-fit: cover;
}

.sub-block p {
  font-size: 16px;
  padding-left: 1rem;
}

a .sub-block {
  text-decoration: none !important;
  color: #000;
  text-align: left;
  border: 1px solid transparent;
}

a:hover .sub-block {
  color: #30aea7;
  /*border: 1px solid silver;*/
}

.btn-go {
  display: inline-block;
  line-height: 1;
  background: linear-gradient(to right, #fff 50%, #505050 50%) !important;
  color: #fff !important;
  padding: 1rem !important;
  background-size: 200% 100% !important;
  background-position: right bottom !important;
  transition: all .35s ease-out !important;
  font-size: 1.5rem !important;
}

.btn-go:hover,
.btn-go:focus {
  background-position: left bottom !important;
  text-decoration: none;
  color: #000 !important;
}

.sub-block h3 {
  font-size: 20px;
  margin: 0 0 .5rem;
  padding: 0 0 0 .5rem; 
  font-weight: normal;
  border-left: 5px solid #30aea7;  
}