style.scss

/* Variables */
$font-header: 'Proza Libre', sans-serif;
$font-text: 'Open Sans', sans-serif;

$color-one: #b33939;
$color-two: #95a5a6;
$color-three: #227093;
$color-four: #fff;
$color-five: #000;
$color-six: #009432;

$transition: all 1s;

/*Global*/
*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;                          
  font-family: $font-text;
  color: $color-five;
}

.container {
  max-width: 1140px;
  padding: 0 20px;
  margin: 0 auto;
}

section {
  margin: 96px 0;
}

.section-title {
  font-size: 48px; 
  font-family: $font-header;
  color: $color-four;
}

.section-title-colored {
  color: $color-three;
}

.section-subtitle {
  font-size: 24px;
  margin: 0 0 12px 0;
}

.btn {
  display: inline-block;
  min-width: 160px;
  margin: 24px auto 0 auto;
  padding: 16px;
  border-radius: 5px;
  font-family: $font-text;
  font-size: 16px;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid;
  background-position: 100% 0;
  background-size: 300%;
  transition: $transition;
  &:hover {
    background-position: 0 100%;
  }
}

.row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.box {
  position: relative;
  text-align: left;
}

ul {
  list-style-type: none;
}

a {
  text-decoration: none;
}

/* Navigation */
.navigation {
  padding: 12px 0;
  background-color: $color-one;
}

.navigation ul {
  padding: 0;
  margin: 0;
}

.navigation ul li {
  display: inline-block;
  margin: 0 36px 0 0;
  position: relative;
}

.navigation a {
  color: $color-four;
  &:hover {
    color: $color-five;
  }
}

.navigation ul ul li {
  display: block;
  margin: 0 0 12px 0;
}

.navigation li ul  {
  display: none;
  position: absolute;
  background-color: $color-three;
  left: 50%; 
  transform: translateX(-50%);
  padding: 12px 0 0 0;
}

.navigation li:hover ul {
  display: block;
  text-align: center;
  z-index: 1;
}

.navigation li ul li {
  display: block;
  padding: 0 24px;
}

/*Splash*/
.splash {
  background-color: $color-one;
  display: flex;
  color: $color-four;
  height: 100vh;
}

.splash-inner {
  margin: auto;
  max-width: 70%;
  text-align: center;
}

.page-title {
  margin: 0;
  font-size: 72px;
  font-weight: 700;
  line-height: 1.2;
  font-family: $font-header;
  & span {
    color: $color-five;
  }
}

.page-subtitle {
  margin: 24px 0;
  font-weight: 400;
  font-size: 20px;
  font-family: $font-header;
}

.btn-one {
  border-color: $color-four;
  color: $color-four;
  background-image: linear-gradient(90deg, $color-three 50%, transparent 50%);
  &:hover {
    color: $color-four;
  }
}

/*Services*/
.box-services {
  flex: 0 0 33.333%;
  display: flex;
  align-items: baseline;
  flex-direction: column;
  padding: 0 30px;
  & p:first-of-type {
    font-weight: bold;
  }
}

.number {
  position: absolute;
  font-size: 144px;
  line-height: 1;
  font-weight: bold;
  color: $color-three;
  font-family: $font-header;
  opacity: 0.2;
  top: 0px;
  left: 20px;
  z-index: 0;
}

.btn-two, .btn-three, .btn-four {
  flex: 0 0 auto;
  margin: auto 0 24px 0;
}

.btn-two:hover, .btn-three:hover, .btn-four:hover {
  color: $color-four;
}

.btn-two {
  border-color: $color-one;
  color: $color-one;
  background-image: linear-gradient(90deg, $color-one 50%, transparent 50%);
}

.btn-three {
  border-color: $color-three;
  color: $color-three;
  background-image: linear-gradient(90deg, $color-three 50%, transparent 50%);
}

.btn-four {
  border-color: $color-five;
  color: $color-five;
  background-image: linear-gradient(90deg, $color-five 50%, transparent 50%); 
}

/*Projects*/
.box-projects {
  flex: 0 0 50%;
  display: flex;
  min-height: 300px;
  margin-bottom: 48px;
  & p:last-of-type {
    font-weight: bold;
  }
}

.image-project {
  flex: 0 0 50%;
  position: relative; 
  max-width: 250px;
  height: 100%; 
  &::after {
    clear: both;
    content: "";
    display: table;
    width: 100%;
    height: 100%;
    opacity: 0.3;
    background-color: $color-two;
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 1;
  }
}

.image-project:hover {
  &:after {
    top: 0;
    left: 0;
    transition: $transition;
  }
}

.image-project img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-description {
  flex: 0 0 50%;
  display: flex;
  flex-direction: column;
  padding: 0 40px;
}

.btn-five {
  flex: 0 0 auto;
  border: none;
  color: $color-three;
  text-align: left;
  padding-left: 0;
  margin: auto 0 0 0;
  &:hover {
    color: $color-one;
  }
}

/*Contact*/
.contact {
  background-color: $color-one;
  color: $color-four;
  padding: 96px 0;
  margin: 0;
}

.box-form {
  flex: 2;
  margin-left: 30px;
}

.box-address {
  flex: 1;
  margin-left: 96px;
  padding: 0;
  & ul {
    padding: 0;
    margin: 0;
  }
}

.section-subtitle-smaller {
  font-size: 20px;
  padding: 0;
  margin: 5px 0 0 0;
}

label {
  text-align: left;
  position: absolute !important;
  height: 1px; 
  width: 1px;
  overflow: hidden;
  clip: rect(1px 1px 1px 1px); /* IE6, IE7 */
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap; 
}

input, textarea {
  display: block;
  background-color: inherit;
  border: none;
  border-bottom: 3px solid $color-four; 
  margin: 0 auto;
  width: 100%;
  font-size: 16px;
  padding: 24px 12px;
  color: inherit; 
  font-family: inherit;
}

input {
  height: 40px;
}

::placeholder {
  font-family: $font-text;
  color: $color-four;
}

textarea {
  resize: vertical;
}

/*Footer*/
.footer {
  margin-top: 48px;
  margin-bottom: 48px;
}

.footer ul {
  text-align: center;
  padding: 0;
}

.footer li {
  display: inline-block;
  padding-right: 10px;
}

.footer a {
  font-size: 0;
}

.footer i {
  font-size: 30px;
  text-align: center;
  padding: 15px;
  height: 60px;
  width: 60px;
  border-radius: 50%;
  background-color: $color-two;
  color: $color-four;
  transition: $transition;
  &:hover {
    transform: scale(1.2);
  }
}

/* Media */
@media (max-width: 767px) {
  
  /*Global*/
  .row {
    flex-direction: column;
  }

  section {
    margin: 36px auto;
    padding: 0;
  }

  .section-title {
    font-size: 28px;
  }

  /*Navigation*/
  .navigation ul li {
    margin-right: 6px;
  }

  /*Splash*/
  .page-title {
    font-size: 24px;
  }

  /*Services*/
  .box-services {
    margin: 0 auto;
    padding: 0;
  }

  .services p {
    margin: 12px 0;
  }
  
  /*Projects*/
  .box-projects {
    flex-direction: column;
    margin: 0 auto;
  }

  .image-project {
    flex-direction: column;
    max-width: 100%;
  }
  
  .image-description {
    margin: 20px 0 0 0;
    padding: 0;
  }

  .projects p {
    margin: 6px 0;
  }

  /*Contact*/
  .contact {
    padding: 24px 0;
    margin: 0 auto;
  }

  .box-form {
    margin-left: 0px;
  }

  .box-address {
    margin: 36px 0 0 0;
  }

  /*Footer*/
  .footer {
    margin: 24px 0;
  }
}

@media (min-width: 768px) and (max-width: 991px) {
  /*Global*/
  .row {
    flex-direction: column;
  }

  section {
    margin: 36px auto;
    padding: 0;
  }

  .section-title {
    font-size: 36px;
  }

  /*Navigation*/
  .navigation ul li {
    margin-right: 6px;
  }

  /*Splash*/
  .page-title {
    font-size: 36px;
  }
 
  /*Services*/
  .box-services {
    margin: 0 auto;
    padding: 0;
  }

  .services p {
    margin: 12px 0;
  }

  /*Projects*/
  .box-projects {
    flex-direction: column;
    margin: 0 auto;
  }

  .image-project {
    flex-direction: column;
    max-width: 100%;
  }
  
  .image-description {
    margin: 20px 0 0 0;
    padding: 0;
  }

  .projects p {
    margin: 6px 0;
  }

  .contact {
    padding: 24px 0;
    margin: 0 auto;
  }

  .box-form {
    margin-left: 0px;
  }

  .box-address {
    margin: 36px 0 0 0;
  }

  /*Footer*/
  .footer {
    margin: 24px 0;
  }
}