* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Header */
.home_header_css {
  display: flex;
  background: #343a40;
}
.home_header_css .container {
  display: flex;
  background: #343a40;
}
.home_header_css .container .box {
  flex: 1;
  background: #343a40;
  color: #fff;
  border-radius: 5px;
  margin: 20px 10px;
  padding: 15px 20px;
  text-align: center;
}
.home_header_css .container .box:nth-of-type(1) {
  background: #343a40;
  flex-grow: 2;
}
.home_header_css .container .box:nth-of-type(2) {
  background: #343a40;
  flex-grow: 1;
  padding: 15px 20px;
}
/* End header */

/*Container buttons section header*/
.container_buttons_links_header {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.container_buttons_links_header a:hover {
  color: #343a40;
}
.container_buttons_links_header btn {
  width: 100px;
  height: 100px;
  background: #343a40;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}
/*End container buttons section header*/

/*Container home header*/
/*color=dark*/
.home_section_css {
  display: flex;
  background: #6c757d;
}

.home_section_css .container {
  display: flex;
  background: #6c757d;
}

.home_section_css .container .header {
  display: flex;
  align-items: start;
  justify-content: space-between;
}
/*color=dark*/
.home_section_css .container .header .box {
  flex: 1;
  background: #6c757d;
  color: #fff;
  border-radius: 2px;
  margin: 20px 10px;
  padding: 15px 20px;
  text-align: center;
}

.home_section_css .container .header .box:nth-of-type(1) {
  flex-grow: 1;
  background: #6c757d;
  color: #fff;
  border-radius: 2px;
  margin: 20px 10px;
  padding: 15px 20px;
  text-align: left;
}

.home_section_css .container .header .box:nth-of-type(2) {
  flex-grow: 1;
  background: #6c757d;
  color: #fff;
  border-radius: 2px;
  margin: 20px 10px;
  padding: 15px 20px;
  text-align: center;
}

/* .home_section_css .container .header .box:nth-of-type(3) {
      flex-grow:1;
      background: #6c757d;
      color: #fff;
      border-radius: 2px;
      margin: 20px 10px;
      padding: 15px 20px;
      text-align:center;
  } */

/*Container buttons section header*/
.container_buttons_links_header {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_header a:hover {
  color: #343a40;
}

/*Container buttons section courses*/
.container_buttons_links_course_green {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_course_green a:hover {
  color: #8bbbd9;
}

.container_buttons_links_course_se {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_course_se a:hover {
  color: #f2c299;
}

.container_buttons_links_sustainable_business_models {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_sustainable_business_models a:hover {
  color: #9fa7bf;
}

.container_buttons_links_economies_of_spanish {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_economies_of_spanish a:hover {
  color: #f29545;
}

.container_buttons_links_boa205 {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_boa205 a:hover {
  color: #578c64;
}

.container_buttons_links_auditing_accounting_business {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_auditing_accounting_business a:hover {
  color: #3f89a6;
}

/*Container buttons section platform*/
.container_buttons_links_platform_se {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_platform_se a:hover {
  color: #9ac2be;
}

.container_buttons_links_platform_gender {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.container_buttons_links_platform_gender a:hover {
  color: #977abf;
}

/*color=dark*/
.container_buttons_links_header btn {
  width: 100px;
  height: 100px;
  background: #343a40;
  color: #fff;

  display: flex;
  justify-content: center;
  align-items: center;
}

@media (max-width: 768px) {
  .home_chapter_css .container {
    flex-direction: column;
    padding: 10px;
    text-align: center;
  }
  .section_chapter2 .container {
    flex-direction: column;
    padding: 10px;
    text-align: center;
  }
  .home_header_css .container {
    flex-direction: column;
    padding: 10px;
    text-align: center;
  }
}