body {
  font-family: "Open Sans";
  font-size: 18px;
  line-height: 30px;
}
/* functions */
/* headings */
h1,
h2,
h3,
h4,
h5,
h6,
.h1,
.h2,
.h3,
.h4,
.h5,
.h6 {
  line-height: 1.2;
}
h1 {
  font-size: 36px;
  color: #5d5d6a;
  margin: 60px 0 40px;
}
h2 {
  font-size: 30px;
}
h3 {
  font-size: 24px;
}
h5 {
  font-size: 14px;
}
.with-icon {
  padding-bottom: 61px;
  background: url("../images/icons/heading-icon.png") no-repeat center bottom;
}
.with-icon2 {
  padding-bottom: 41px;
  background: url("../images/icons/heading-icon2.png") no-repeat center bottom;
}
.with-icon3 {
  padding-bottom: 36px;
  background: url("../images/icons/heading-icon3.png") no-repeat center bottom;
}
/* bts */
.btn {
  text-transform: uppercase;
  -webkit-transition: all 0.5s ease;
  -moz-transition: all 0.5s ease;
  -ms-transition: all 0.5s ease;
  -o-transition: all 0.5s ease;
  transition: all 0.5s ease;
}
.btn-lg {
  font-size: 16px;
  padding: 15px 45px;
}
.btn-success {
  background-color: #66ac42;
}
.btn-success:hover {
  background-color: #508833;
}
/* breadcrumb */
.breadcrumb {
  background-color: transparent;
  padding-left: 0;
  padding-right: 0;
}
.breadcrumb li {
  font-size: 14px;
}
.breadcrumb li.active {
  color: #b7b7be;
}
.breadcrumb a {
  color: #7c7b87;
}
/* page-header */
.page-header {
  margin-top: 43px;
  margin-bottom: 46px;
  border-bottom: none;
}
.page-header > * {
  margin: 0;
}
@media (min-width: 1200px) {
  .container {
    width: 1075px;
  }
}
/* owl-theme */
.owl-theme .owl-dots .owl-dot span {
  width: 12px;
  height: 12px;
  border: 2px solid #9f9fa8;
  background: #fff;
}
.owl-theme .owl-dots .owl-dot.active span,
.owl-theme .owl-dots .owl-dot:hover span {
  background: #9f9fa8;
}
.owl-theme .owl-nav.disabled + .owl-dots {
  margin-top: 20px;
}
/* wrapper */
#wrapper {
  overflow: hidden;
}
/* header */
#header {
  border: none;
  background-color: transparent;
  -webkit-transition: all 0.5s ease;
  -moz-transition: all 0.5s ease;
  -ms-transition: all 0.5s ease;
  -o-transition: all 0.5s ease;
  transition: all 0.5s ease;
}
@media (min-width: 768px) {
  #header .navbar-brand {
    padding: 5px 15px;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
  }
}
#header.add {
  background-color: #252330;
  -webkit-box-shadow: 0 4px 4px 1px rgba(0, 0, 0, 0.1);
  box-shadow: 0 4px 4px 1px rgba(0, 0, 0, 0.1);
}
@media (min-width: 768px) {
  #header.add #main-nav > li > a {
    padding-top: 26px;
    padding-bottom: 26px;
  }
  #header.add #change-lang > li > a {
    padding-top: 26px;
    padding-bottom: 26px;
  }
  #header.add .navbar-brand {
    padding-top: 12px;
    padding-bottom: 12px;
  }
}
/* main-nav */
@media (min-width: 768px) {
  #main-nav {
    float: none;
    display: table;
    margin: 0 auto;
  }
  #main-nav > li {
    margin: 0 20px;
  }
  #main-nav > li > a {
    color: #fff;
    font-size: 14px;
    padding: 19px 0 10px;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
    position: relative;
    background-color: transparent;
  }
  #main-nav > li:hover > a {
    color: #70c6a4;
  }
  #main-nav > .active > a {
    background-color: transparent;
  }
  #main-nav > .active > a:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    border-bottom: 2px solid #91cfb4;
    width: 100%;
  }
  #main-nav .dropdown-menu {
    background-color: #91cfb4;
    border-radius: 0;
    border: none;
    padding: 10px 0;
  }
  #main-nav .dropdown-menu a {
    color: #004d4e;
  }
}
/* change-lang */
@media (min-width: 768px) {
  #change-lang {
    margin-right: -5px;
  }
  #change-lang > li > a {
    color: #fff;
    text-transform: uppercase;
    font-size: 14px;
    padding: 19px 5px 10px;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -ms-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    transition: all 0.5s ease;
  }
  #change-lang > .active > a,
  #change-lang > li:hover > a {
    color: #70c6a4;
    background-color: transparent;
  }
}
/* slider */
#slider {
  position: relative;
  margin-bottom: 151px;
}
#slider:before {
  content: "";
  width: 100%;
  height: 73.3%;
  position: absolute;
}
#slider .owl-carousel {
  background-color: #007c7d;
  -webkit-box-shadow: inset 0 0 200px 1px rgba(0, 0, 0, 0.3);
  box-shadow: inset 0 0 200px 1px rgba(0, 0, 0, 0.3);
  height: 400px;
}
#slider .item {
  padding-top: 114px;
}
#slider h1 {
  color: #fff;
  font-size: 38px;
  margin: 30px 5px 53px 55px;
}
#slider p {
  font-size: 20px;
  color: #99d2b4;
  line-height: 1.2;
  padding-left: 45px;
  background: url("../images/icons/save-icon.png") no-repeat left center;
}
#slider img {
  max-width: 100%;
  width: auto;
  display: inline;
}
#slider .owl-dots .owl-dot span {
  border-color: #12b485;
}
#slider .owl-dots .owl-dot.active span,
#slider .owl-dots .owl-dot:hover span {
  background: #12b485;
}
/* revolution */
#revolution {
  margin-bottom: 99px;
}
#revolution p {
  font-size: 20px;
  line-height: 33px;
}
/* better-choose */
#better-choose {
  background-image: url("../images/bg/better-choose.jpg");
  background-size: cover;
  padding: 31px 0 112px;
  color: #fff;
  margin-bottom: 46px;
}
#better-choose h1 {
  margin-bottom: 107px;
  color: #fff;
}
#better-choose img {
  margin-bottom: 6px;
}
#better-choose h3 {
  text-transform: uppercase;
  font-weight: bold;
  margin-bottom: 18px;
}
#better-choose p {
  line-height: 25px;
}
/* why-economical */
#why-economical {
  position: relative;
}
#why-economical:after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -45px;
  border-style: solid;
  border-width: 45px 1000px 0 1000px;
  border-color: #f8f8f9 transparent transparent transparent;
  -moz-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  -o-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
}
#why-economical h1 {
  margin-bottom: 134px;
}
#why-economical .top-box {
  position: relative;
  height: 104px;
  background-color: #f8f8f9;
  border-top: 1px solid #71bf44;
}
#why-economical .top-box:before {
  background-color: #fff;
  border-bottom: 1px solid #71bf44;
  content: "";
  position: absolute;
  width: 50%;
  height: calc(101%);
  right: 0;
  bottom: 0;
}
#why-economical .top-box .image-box {
  position: relative;
  text-align: center;
}
#why-economical .top-box .image-box img {
  margin-top: -10px;
}
#why-economical .top-box .power li {
  font-size: 26px;
  font-family: "Ubuntu";
  color: #9f9fa8;
  position: absolute;
  padding-bottom: 23px;
  z-index: 1;
}
#why-economical .top-box .power li:after {
  content: "";
  width: 12px;
  height: 12px;
  border: 2px solid #71bf44;
  background-color: #fff;
  border-radius: 50%;
  position: absolute;
  left: 28%;
  bottom: 0;
}
#why-economical .top-box .power li small {
  font-size: 18px;
}
#why-economical .top-box .power li:nth-child(1) {
  left: 9.5%;
  top: -50px;
}
#why-economical .top-box .power li:nth-child(2) {
  left: 44.4%;
  top: -27px;
}
#why-economical .top-box .power li:nth-child(3) {
  left: 77.1%;
  top: 49px;
  font-size: 24px;
  color: #72bf44;
}
#why-economical .top-box .power li:nth-child(3):after {
  background-color: #71bf44;
  width: 15px;
  height: 15px;
}
#why-economical .bottom-box {
  background-color: #f8f8f9;
  padding-top: 44px;
  padding-bottom: 143px;
}
#why-economical .owl-carousel {
  text-align: center;
}
#why-economical .owl-carousel img {
  margin-bottom: 33px;
  width: auto;
  max-width: 100%;
}
#why-economical .owl-carousel [class^="col"]:nth-child(3) h4 {
  padding-bottom: 36px;
  background: url("../images/icons/heading-icon3.png") no-repeat center bottom;
}
#why-economical .owl-carousel h4 {
  color: #7c7b87;
}
/* example-box */
#example-box {
  margin-top: 21px;
}
#example-box img {
  margin-top: 103px;
}
#example-box h2 {
  color: #72bf44;
  margin-bottom: 43px;
}
/* desc-solutions */
#desc-solutions {
  background-color: #434856;
  padding: 91px 0 109px;
}
#desc-solutions h1 {
  color: #fff;
}
#desc-solutions img {
  margin-bottom: 15px;
}
#desc-solutions h2 {
  font-size: 28px;
  color: #d1d1d5;
  margin-bottom: 26px;
}
#desc-solutions p {
  font-size: 16px;
  line-height: 26px;
  color: #b7b7be;
  padding: 0 10%;
  margin-bottom: 71px;
}
/* reviews */
#reviews {
  background-color: #f8f8f9;
  padding: 39px 0 80px;
}
#reviews h1 {
  margin-bottom: 53px;
}
#reviews img {
  max-width: 100%;
  width: auto;
  display: inline;
  margin-bottom: 14px;
}
#reviews h4 {
  color: #5d5d6a;
  font-size: 16px;
  font-weight: bold;
  text-transform: uppercase;
  margin-bottom: 8px;
}
#reviews p {
  color: #5d5d6a;
  padding: 0 10px;
}
/* container */
#container {
  padding-top: 113px;
  min-height: 500px;
  padding-bottom: 62px;
}
/* article-list */
#article-list article {
  margin-bottom: 42px;
}
#article-list h2 {
  color: #66a242;
  font-size: 28px;
  margin-bottom: 46px;
}
#article-list p {
  font-size: 20px;
  line-height: 33px;
  color: #5d5d6a;
}
/* bottom-info */
#bottom-info {
  padding: 106px 0;
  border-top: 1px solid #71bf44;
  background-color: #f8f8f9;
  position: relative;
}
#bottom-info:before {
  content: "";
  position: absolute;
  z-index: 1;
  left: 50%;
  top: -8px;
  width: 25px;
  height: 17px;
  background-image: url("../images/icons/bottom-info-icon.jpg");
  -moz-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  -o-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  transform: translateX(-50%);
}
#bottom-info p {
  font-size: 20px;
  line-height: 33px;
  color: #5d5d6a;
}
/* footer */
#footer {
  background-color: #434856;
  padding-top: 64px;
  color: #fff;
  font-family: "Ubuntu";
}
#footer h5 {
  font-weight: bold;
  text-transform: uppercase;
  margin-bottom: 22px;
}
#footer .list-unstyled li {
  line-height: 24px;
}
#footer .list-unstyled li,
#footer .list-unstyled a {
  font-size: 14px;
  color: #b8bfc5;
}
/* social */
#social a {
  width: 24px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  display: block;
  background-color: #525869;
  color: #fff;
  font-size: 18px;
  -webkit-transition: all 0.5s ease;
  -moz-transition: all 0.5s ease;
  -ms-transition: all 0.5s ease;
  -o-transition: all 0.5s ease;
  transition: all 0.5s ease;
}
#social a:hover {
  background-color: #37404e;
}
/* contacts */
#contacts li {
  position: relative;
  padding-left: 37px;
  margin-bottom: 17px;
}
#contacts li:before {
  font-family: "Material Design Icons";
  color: #fff;
  font-size: 25px;
  position: absolute;
  top: 50%;
  left: 0;
  -moz-transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -o-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
}
#contacts li:nth-child(1):before {
  content: "\F3F2";
}
#contacts li:nth-child(2):before {
  content: "\F34E";
}
#contacts li:nth-child(3):before {
  content: "\F1F0";
}
/* copyright */
#copyright {
  margin-top: 48px;
  height: 61px;
  line-height: 61px;
  background-color: #37404e;
}
#copyright p {
  margin-bottom: 0;
  font-size: 14px;
  color: #fff;
  padding-left: 54px;
  background: url("../images/icons/logo-icon.png") no-repeat left center;
}
@media (min-width: 992px) and (max-width: 1199px) {
  #slider h1 {
    margin-left: 0;
  }
  #why-economical .top-box .power li:nth-child(1) {
    left: 14.5%;
  }
  #why-economical .top-box .power li:nth-child(2) {
    left: 45.4%;
  }
  #why-economical .top-box .power li:nth-child(3) {
    left: 74%;
  }
}
@media (min-width: 768px) and (max-width: 1199px) {
  #reviews p {
    font-size: 16px;
  }
}
@media (min-width: 768px) and (max-width: 991px) {
  #main-nav > li {
    margin: 0 12px;
  }
  #slider {
    margin-bottom: 60px;
  }
  #slider h1 {
    font-size: 29px;
    margin-left: 0;
  }
  #better-choose p {
    font-size: 16px;
  }
}
@media only screen and (max-width: 767px) {
  body {
    font-size: 16px;
  }
  .container {
    width: 330px;
  }
  /* headings */
  h1 {
    font-size: 32px;
  }
  .with-icon {
    padding-bottom: 43px;
  }
  /* btns */
  .btn {
    display: block;
  }
  /* breadcrumb */
  .breadcrumb {
    text-align: center;
  }
  /* page-header */
  .page-header {
    margin-top: 11px;
    margin-bottom: 30px;
  }
  /* header */
  #header .navbar-toggle {
    margin: 16px 0;
    border: none;
    color: #fff;
    font-size: 30px;
  }
  #header .navbar-toggle:hover,
  #header .navbar-toggle:focus {
    background-color: transparent;
  }
  #header .navbar-collapse {
    border: none;
    box-shadow: none;
  }
  #header .navbar-collapse.in {
    overflow-y: visible;
  }
  /* change-lang */
  #change-lang {
    float: right;
    margin-right: -3px;
  }
  #change-lang li {
    float: left;
  }
  #change-lang > .active > a,
  #change-lang > li:hover > a {
    color: #70c6a4;
    background-color: transparent;
  }
  #change-lang > li > a {
    font-size: 14px;
    text-transform: uppercase;
    padding: 3px 7px;
    color: #fff;
  }
  /* main-nav */
  #main-nav {
    clear: both;
    padding: 5px 0 27px;
  }
  #main-nav > li > a {
    font-size: 14px;
    font-family: "Ubuntu";
    color: #fff;
    font-size: 20px;
    padding-top: 7px;
    padding-bottom: 7px;
  }
  #main-nav > .open > a,
  #main-nav > .active > a,
  #main-nav > li:hover > a {
    color: #70c6a4;
    background-color: transparent;
  }
  #main-nav .dropdown-menu {
    display: block;
    position: static;
    float: none;
    background-color: transparent;
    box-shadow: none;
    border: none;
  }
  #main-nav .dropdown-menu a {
    color: #fff;
    padding: 5px 15px 5px 25px;
  }
  #main-nav .dropdown-menu > .active > a,
  #main-nav .dropdown-menu > li:hover > a {
    color: #70c6a4;
    background-color: transparent;
  }
  /* slider */
  #slider {
    margin-bottom: 79px;
  }
  #slider h1 {
    margin-left: 0;
    margin-top: 17px;
    margin-bottom: 16px;
  }
  #slider p {
    margin-left: 0;
  }
  #slider .owl-carousel {
    height: 496px;
  }
  #slider .row {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }
  #slider .col-xs-12 {
    -webkit-box-flex: 0;
    -ms-flex: 0 0 100%;
    flex: 0 0 100%;
    max-width: 100%;
  }
  #slider .col-xs-12:nth-child(1) {
    order: 2;
  }
  #slider .col-xs-12:nth-child(2) {
    order: 1;
  }
  /* revolution */
  #revolution {
    margin-bottom: 52px;
  }
  #revolution h1 {
    margin-bottom: 20px;
  }
  #revolution p {
    font-size: 16px;
  }
  /* better-choose */
  #better-choose {
    padding-bottom: 27px;
    margin-bottom: 0;
  }
  #better-choose h1 {
    margin-top: 20px;
    margin-bottom: 52px;
  }
  #better-choose p {
    font-size: 18px;
    padding: 0 4%;
  }
  #better-choose .col-xs-12 {
    margin-bottom: 45px;
  }
  /* why-economical */
  #why-economical {
    background-color: #f8f8f9;
  }
  #why-economical h1 {
    margin-top: 57px;
    margin-bottom: 24px;
  }
  #why-economical .top-box {
    display: none;
  }
  #why-economical .bottom-box {
    padding-bottom: 33px;
  }
  #why-economical .owl-carousel img {
    margin-bottom: 26px;
  }
  #why-economical .owl-carousel h4 {
    text-align: left;
    padding-left: 31px;
    width: 49%;
  }
  #why-economical .owl-carousel .col-xs-12 {
    margin-bottom: 35px;
  }
  #why-economical .owl-carousel .col-xs-12:nth-child(3) h4 {
    padding-top: 10px;
    background: url("../images/icons/smart-heat-icon.png") no-repeat right top;
  }
  #why-economical .owl-carousel .col-xs-12:nth-child(3) .power {
    font-size: 40px;
    color: #72bf44;
  }
  #why-economical .owl-carousel .power {
    font-family: "Ubuntu";
    font-size: 26px;
    color: #9f9fa8;
    position: absolute;
    bottom: 65px;
    left: 56%;
  }
  #why-economical .owl-carousel .power small {
    font-size: 18px;
  }
  #why-economical .owl-carousel .owl-nav.disabled + .owl-dots {
    margin-top: -50px;
  }
  /* example-box */
  #example-box {
    text-align: center;
    margin-top: 52px;
  }
  #example-box img {
    width: 80px;
    margin-top: 0;
  }
  #example-box h2 {
    margin-top: 33px;
    margin-bottom: 31px;
  }
  #example-box p {
    line-height: 33px;
  }
  /* desc-solutions */
  #desc-solutions {
    padding-bottom: 21px;
  }
  #desc-solutions h1 {
    margin-top: 20px;
    margin-bottom: 59px;
    white-space: nowrap;
    padding-bottom: 58px;
  }
  #desc-solutions img {
    width: 66%;
    margin-bottom: 21px;
  }
  #desc-solutions h2 {
    margin-bottom: 30px;
  }
  #desc-solutions p {
    line-height: 33px;
    padding: 0;
    margin-bottom: 41px;
  }
  #desc-solutions .col-xs-12 {
    margin-bottom: 66px;
  }
  /* reviews */
  #reviews {
    padding-bottom: 69px;
  }
  #reviews h1 {
    margin-top: 14px;
    margin-bottom: 45px;
    padding-bottom: 0;
    background: none;
  }
  #reviews img {
    width: 101px;
  }
  #reviews h4 {
    padding-bottom: 0;
    background: none;
    margin-bottom: 20px;
  }
  #reviews p {
    font-size: 13px;
    line-height: 22px;
    padding: 0 5px;
  }
  /* container */
  #container {
    padding-top: 102px;
    padding-bottom: 10px;
  }
  /* article-list */
  #article-list h2 {
    margin-bottom: 29px;
  }
  #article-list img {
    width: 170px;
    margin-bottom: 13px;
  }
  #article-list p {
    font-size: 16px;
  }
  /* bottom-info */
  #bottom-info {
    padding: 77px 0;
  }
  #bottom-info p {
    font-size: 16px;
  }
  /* footer */
  #footer {
    padding-top: 46px;
  }
  #footer .col-xs-12 {
    margin-bottom: 35px;
  }
  /* contacts */
  #contacts li {
    width: 75%;
  }
  /* copyright */
  #copyright {
    margin-top: 9px;
  }
  #copyright p {
    padding-left: 42px;
    white-space: nowrap;
  }
}