* {
    margin: 0;
    padding: 0;
}

body {
    font-family: 'lato';
    box-sizing: border-box;
    font-size: 0;
}

ul {
    list-style: none;
}

h1 {
    font-weight: 700;
    font-size: 34px;
    margin-bottom: 13px;
    letter-spacing: 5px;
    padding-left: 7px;
}

/* .section__title {

} */

p {
    font-weight: 300;
    font-size: 16px;
    width: 600px;
    margin: 0 auto;
    line-height: 24px;
}

/* .section__p {

} */

header {
    height: 80px;
    border-bottom: 1px solid #BDBDBD;
}

.--inline-block {
 display: inline-block;
}

.container {
    max-width: 1440px;
    margin: 0 auto;
    width: 90%;
}

.navigation li {
    vertical-align: middle;
}

header .navigation li {
    margin: 28px 0;
}

header .navigation a {
    font-size: 20px;
}

footer .navigation a {
    font-size: 18px;
}

footer .navigation {
    text-align: center;
}

footer img {
    display: block;
    margin: 0 auto;
    margin-bottom: 28px;
}

footer {
    padding-top: 40px;
}

.color {
    background: #18B5DC;
    margin-bottom: 20px;
}

.navigation a {
    text-decoration: none;
    font-weight: 600;
    padding: 0 15px;
    color: #3C3C3C;
    transition: all 1s;
}

.navigation a:hover {
    color: #18B5DC;
}

.header__icon {
    vertical-align: middle;
    margin: 10px 191px 10px 135px ;

}

.main-section {
    background-color: #F6F6F6;
    padding: 150px 0;
}

.title_text {
    text-align: center;
    margin-bottom: 53px;
}

.line {
    height: 4px;
    width: 45px;
    background-color: #DDDBDB;
    margin-bottom: 40px;
}

.btn {
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    padding: 10px 19px;
    color: #3C3C3C;
    border: 1px solid #3C3C3C;
    vertical-align: middle;
    margin-left: 230px;
    transition: all 1s;
}

.btn:hover {
    color: white;
    background-color: #18B5DC;
    border: 1px solid rgba(0, 0, 0, 0);
}

.text-photo {
    font-size: 18px;
    font-weight: 300;
}

.text-photo:nth-of-type(2n+1) {
    font-weight: 700;
}

.photo {
    margin-right: 30px;
}

.photo:first-child {
    margin-left: 135px;
}

.photo img {
    transition: all 1s;
}

.links {
    position: absolute;
    opacity: 0;
    transition: all 1s;
}

.box:hover {
    opacity: 1;
}

.box {
    height: 270px;
    width: 270px;
    background-color: #18B5DC;
}

.icon {
    transition: all 1s;
    position: absolute;
    width: 42px;
    height: 42px;
    z-index: 1;
}

.links-footer{
    text-align: center;
}

.links-footer li {
    display: inline-block;
    margin: 0 5px 40px 5px;
}

.footer-icon {
    width: 43px;
    height: 42px;
    transition: all 1s;
}

footer nav {
    margin-bottom: 28px;
}

.links li:nth-child(1) .icon {
    top: 114px;
    left: 68px;
    background-image: url(../img/twitter.svg);
}

.links li:nth-child(2) .icon {
    top: 114px;
    left: 114px;
    background-image: url(../img/facebook.svg);
}

.links li:nth-child(3) .icon {
    top: 114px;
    left: 160px;
    background-image: url(../img/instagram.svg);
}

.links li:nth-child(1) .icon:hover {
    background-image: url(../img/twitter1.svg);
}

.links li:nth-child(2) .icon:hover {
    background-image: url(../img/facebook2.svg);
}

.links li:nth-child(3) .icon:hover {
    background-image: url(../img/instagram3.svg);
}

.links-footer li:nth-child(1) .footer-icon {
    background-image: url(../img/twitterF.svg);
}

.links-footer li:nth-child(2) .footer-icon {
    background-image: url(../img/facebookF.svg);
}

.links-footer li:nth-child(3) .footer-icon {
    background-image: url(../img/instagramF.svg);
}

.links-footer li:nth-child(4) .footer-icon {
    background-image: url(../img/linkedinF.svg);
}

.links-footer li:nth-child(5) .footer-icon {
    background-image: url(../img/telegramF.svg);
}

.links-footer li:nth-child(1) .footer-icon:hover {
    background-image: url(../img/twitterF1.svg);
}

.links-footer li:nth-child(3) .footer-icon:hover {
    background-image: url(../img/instagramF1.svg);
}

.links-footer li:nth-child(2) .footer-icon:hover {
    background-image: url(../img/facebookF1.svg);
}

.links-footer li:nth-child(4) .footer-icon:hover {
    background-image: url(../img/linkedinF1.svg);
}

.links-footer li:nth-child(5) .footer-icon:hover {
    background-image: url(../img/telegramF1.svg);
}