advanced-css/Natours/starter/css/style.css

@charset "UTF-8";
*,
::after,
::before {
  margin: 0;
  padding: 0;
  box-sizing: inherit; }

html {
  font-size: 62.5%; }

body {
  padding: 3rem;
  box-sizing: border-box; }

@keyframes slideLeft {
  0% {
    transform: translateX(-16rem);
    opacity: 0; }
  80% {
    transform: translateX(1.5rem); }
  100% {
    transform: translateX(0);
    opacity: 1; } }

@keyframes slideRight {
  0% {
    transform: translateX(16rem);
    opacity: 0; }
  80% {
    transform: translateX(-1.5rem); }
  100% {
    transform: translateX(0);
    opacity: 1; } }

@keyframes slideBottom {
  0% {
    transform: translateY(5rem);
    opacity: 0; }
  100% {
    transform: translateY(0);
    opacity: 1; } }

body {
  font-family: "Lato",Verdana, Geneva, Tahoma, sans-serif;
  font-weight: 400;
  /* font-size: 16px; */
  line-height: 1.7;
  color: #777; }

.heading--primary {
  color: #fff;
  text-transform: uppercase;
  margin-bottom: 6rem; }
  .heading--primary-main {
    display: block;
    font-size: 6rem;
    font-weight: 400;
    letter-spacing: 3.5rem;
    animation-name: slideLeft;
    animation-duration: 1s;
    animation-timing-function: ease-in; }
  .heading--primary-sub {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 1.75rem;
    animation-name: slideRight;
    animation-duration: 1s;
    animation-timing-function: ease-in; }

.heading--secondary {
  font-size: 3.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  display: inline-block;
  background-image: linear-gradient(to right, #55c57a, #28b485);
  background-clip: 0;
  -webkit-background-clip: text;
  color: transparent;
  transition: all .2s; }
  .heading--secondary:hover {
    transform: skewY(2deg) skewX(15deg) scale(1.1);
    text-shadow: 0.5rem 1rem 2rem rgba(0, 0, 0, 0.2); }

.u-center-text {
  text-align: center; }

.u-margin-bottom-8 {
  margin-bottom: 8rem; }

.btn:link, .btn:visited {
  text-transform: uppercase;
  text-decoration: none;
  padding: 1.5rem 4rem;
  display: inline-block;
  border-radius: 10rem;
  transition: all 0.2s;
  position: relative;
  font-size: 1.6rem; }

.btn--animated {
  animation: slideBottom 0.7s ease-out .75s;
  animation-fill-mode: backwards; }

.btn:hover {
  transform: translateY(-0.4rem);
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.2); }
  .btn:hover::after {
    transform: scaleX(1.4) scaleY(1.6);
    opacity: 0; }

.btn:active {
  transform: translateY(-0.1rem);
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.2); }

.btn--white {
  background-color: #fff;
  color: #777; }
  .btn--white::after {
    background-color: #fff; }

.btn::after {
  content: "";
  display: inline-block;
  height: 100%;
  width: 100%;
  border-radius: 10rem;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  transition: all 0.4s; }

.header {
  height: 95vh;
  background-image: linear-gradient(to right bottom, rgba(85, 197, 122, 0.801), rgba(40, 180, 133, 0.808)), url("../img/hero.jpg");
  background-size: cover;
  background-position: top;
  clip-path: polygon(0% 0%, 100% 0%, 100% 80%, 0% 100%);
  position: relative;
  /*
    .logo:hover{
        animation: moveInRight 1s ease-out;
    }
    */ }
  .header__logo-box {
    position: absolute;
    top: 4rem;
    left: 4rem; }
  .header__logo {
    height: 3.5rem; }
  .header__text-box {
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    /* 
        * Limpiar animaciones para evitar temblores 
        * No se sabe realmente por qué funciona o de dónde viene el error, pero lo hace
        */
    backface-visibility: hidden;
    text-align: center; }

.row {
  max-width: 114rem;
  margin: 0 auto; }
  .row:not(:last-child) {
    margin-bottom: 8rem; }
  .row::after {
    content: "";
    display: table;
    clear: both; }
  .row [class^='col-'] {
    float: left; }
    .row [class^='col-']:not(:last-child) {
      margin-right: 6rem; }
  .row .col-1-of-2 {
    width: calc((100% - 6rem) / 2); }
  .row .col-1-of-3 {
    width: calc((100% - 2 * 6rem) / 3); }
  .row .col-2-of-3 {
    width: calc(((100% - 2 * 6rem) / 3) * 2 + 6rem); }
  .row .col-1-of-4 {
    width: calc((100% - 3 * 6rem) / 4); }
  .row .col-2-of-4 {
    width: calc(2 * ((100% - 3 * 6rem) / 4) + 6rem); }
  .row .col-3-of-4 {
    width: calc(3 * ((100% - 3 * 6rem) / 4) + 2 * 6rem); }

.section-about {
  background-color: #f7f7f7;
  padding: 25rem 0;
  margin-top: -20vh; }