:root {
  --main-font: 'Montserrat', sans-serif;
  --second-font: 'Roboto Slab', sans-serif;
  --third-font: 'Lora', serif;
  --font-color: #777777;
  --icon-color: #fed136;
  --heading-color: #222222;
}

/* montserrat-regular - latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 400;
  src: local('Montserrat Regular'), local('Montserrat-Regular'),
       url('../fonts/montserrat-v14-latin-regular.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
       url('../fonts/montserrat-v14-latin-regular.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
}

/* montserrat-700 - latin */
@font-face {
  font-family: 'Montserrat';
  font-style: normal;
  font-weight: 700;
  src: local('Montserrat Bold'), local('Montserrat-Bold'),
       url('../fonts/montserrat-v14-latin-700.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
       url('../fonts/montserrat-v14-latin-700.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
}

/* roboto-slab-regular - latin */
@font-face {
  font-family: 'Roboto Slab';
  font-style: normal;
  font-weight: 400;
  src: local(''),
       url('../fonts/roboto-slab-v11-latin-regular.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
       url('../fonts/roboto-slab-v11-latin-regular.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
}

/* lora-regular - latin */
@font-face {
  font-family: 'Lora';
  font-style: normal;
  font-weight: 400;
  src: local(''),
       url('../fonts/lora-v15-latin-regular.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
       url('../fonts/lora-v15-latin-regular.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
}
/* lora-italic - latin */
@font-face {
  font-family: 'Lora';
  font-style: italic;
  font-weight: 400;
  src: local(''),
       url('../fonts/lora-v15-latin-italic.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
       url('../fonts/lora-v15-latin-italic.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
}

.visually-hidden {
  position: absolute !important;
  clip: rect(1px 1px 1px 1px);
  /* IE6, IE7 */
  clip: rect(1px, 1px, 1px, 1px);
  padding: 0 !important;
  border: 0 !important;
  height: 1px !important;
  width: 1px !important;
  overflow: hidden;
} 

/* _____ /FONTS _____ */

* {
  margin: 0;
  padding: 0;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

html {
  box-sizing: border-box;
}

ul,
ol {
  list-style: none;
}

a {
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.container {
  width: 940px;
  margin: 0 auto;
}

/* _____HEADER SECTION_____ */

.header {
    display: flex;
    align-items: flex-end;
    min-height: 66px;
}

.header__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 15px;
}

.header__nav_list {
    display: flex;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    line-height: 41px;
    text-transform: uppercase;
    min-width: 485px;
    justify-content: space-between;
    align-items: baseline;
}

.header__list_item_link {
    color: #222222;
    font-weight: 700;
    transition: color 0.2s linear;
}

.header__list_item_link:hover {
    color: var(--icon-color);
}

/* SERVICES SECTION */

.services {
    padding-top: 110px;
    padding-bottom: 120px ;
    text-align: center;
}

.section_heading {
    font-family: var(--main-font);
    font-weight: 700;
    font-size: 40px;
    line-height: 75px;
    text-transform: uppercase;
    color: var(--heading-color);
}

.section_description {
    font-family: var(--third-font);
    font-weight: 400;
    font-size: 16px;
    font-style: italic;
    color:var(--font-color);
    margin-bottom: 70px;
}

.section_description::first-letter {
    text-transform: uppercase;
}

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

.services__list_item {
    flex-basis: 290px;
    text-align: center;
}

.services__list_item::before {
  justify-content: center;
  display: flex;
  align-items: center;
  content: "";
  width: 72px;
  height: 72px;
  border: 3px solid rgb(254, 209, 54);
  border-radius: 50%;
  margin: 0 auto;
  background-repeat: no-repeat;
  background-position: center;
  margin-bottom: 15px;
}

.services__list_item:first-child::before {
    background-image: url("../img/services_icons/basket_icon.png");
}

.services__list_item:nth-child(2)::before {
  background-image: url("../img/services_icons/laptop_icon.png");
}

.services__list_item:last-child::before {
  background-image: url("../img/services_icons/lock_icon.png");
}

.services__list_item_heading {
    font-family: var(--main-font);
    font-weight: 700;
    font-size: 18px;
    line-height: 45px;
    color: var(--heading-color);
    text-transform: capitalize;
}

.services__list_item_description {
    font-family: var(--second-font);
    font-weight: 400;
    font-size: 14px;
    line-height: 20px;
    color: var(--font-color);
}

/* FOOTER SECTION */

.footer {
    background-color: var(--heading-color);
    background-image: url("../img/footer_bg.png");
    background-repeat: no-repeat;
    background-position: bottom right; 
    padding: 110px 0;
    text-align: center;
}

.footer__heading {
    color: #ffffff;
}

.footer__description {
    margin-bottom: 78px;
}

/* CONTACT FORM */

.form {
    display: flex;
    flex-wrap: wrap;
    align-items: space-between;
}

.form_field {
    display: flex;
    flex-basis: 100%;
    justify-content: space-between;
    margin-bottom: 30px;
}

.contact_form {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.contact_form,
.form_textarea {
    flex-basis: calc(50% - 15px);
}

.form_input:not(:last-child) {
    margin-bottom: 28px;
}

.form_input,
.form_textarea {
    font-family: var(--second-font);
    font-style: italic;
    font-weight: 400;
    font-size: 16px;
    border-radius: 2px;
    padding: 18px;
    outline-offset: -2px;
    border: 1px solid #cccccc;
}

.form_textarea {
    resize: none;
}

.form_btn {
  font-family: var(--main-font);
  font-weight: 700;
  font-size: 18px;
  line-height: 22px;
  text-transform: uppercase;
  color: #fff;
  background-color: var(--icon-color);
  border: none;
  border-radius: 3px;
  height: 66px;
  width: 240px;
  cursor: pointer;
  margin: 0 auto;
  transition: background-color 0.3s linear;
}

.form_btn:hover,
.form_btn:focus {
    background-color: #e2bc31;
}

.form_input::placeholder,
.form_textarea::placeholder {
    font-family: var(--main-font);
    font-weight: 700;
    font-size: 14px;
    line-height: 17px;
    color: #bbbbbb;
    text-transform: uppercase;
}

.form_input:required:focus:valid:not(:placeholder-shown),
.form_textarea:required:focus:valid:not(:placeholder-shown) {
    outline: 2px solid #01d601;
}

.form_input:required:focus:invalid:not(:placeholder-shown),
.form_textarea:required:focus:invalid:not(:placeholder-shown) {
    outline: 2px solid #d60707;
}