html {
    box-sizing: border-box;
}
*,
*::before,
*::after {
    box-sizing: inherit;
}
body{
    font-family: 'Roboto Slab', serif;
    color: #777777;
    font-size: 14px;
    line-height: 17px;
    font-weight: 400;
    letter-spacing: 0;
}
img{
    display: block;
    max-width: 100%;
    height: auto;
}
.flex, .social, .services__list, .portfolio__list, .team__list{
    display: flex;
    flex-wrap: wrap;
}
.uppercase, .button, .title, .site-navigation__link,
.about__item-data, .contact-us__input{
    text-transform: uppercase;
}
.list, .button, [class*=-text], .title, .text,
.meet-block__welcome-title, .meet-block__meet-title,
.portfolio__card-desc, .services__item-title, 
.portfolio__card-name, .about__item-title, .services__item,
.about__last-text, .team__member-occupation, .page-footer__copyright{
    margin: 0;
}
.list, .button, .about__item, .page-footer__copyright{
    padding: 0;
}
.list{
    list-style: none;
}
.link{
    text-decoration: none;
}
.button{
    border: none;
    background-color: #fed136;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 18px;
    line-height: 22px;
    padding: 26px 50px;
    border-radius: 2px;
    display: block;
    margin: 0 auto;
    transition: background-color, 0.2s ease-in;
}
.button:hover{
    cursor: pointer;
    background-color: #fee160;
}
.title, .text, .portfolio__card, .team__member,
.services__item-title, .services__item-text,
.meet-block__welcome-title, .meet-block__meet-title,
.about__item, .about__last-text, .team__desc{
    text-align: center;
}
.title{
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 40px;
    line-height: 75px;
}
.text{
    font-family: 'DM Serif Display', serif;
    font-style: italic;
    font-weight: 400;
    font-size: 16px;
    line-height: 19px;
    margin-bottom: 66px;
}
.section{
    padding-top: 100px;
    padding-bottom: 112px;
}
.button, .site-navigation__link, .meet-block__welcome-title, 
.meet-block__meet-title, .about__item--continues{
    color: #ffffff;
}
.background{
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}
.center, .container, .team__member-img, .team__desc, .about__item{
    margin: 0 auto;
}

.visually-hidden:not(:focus):not(:active),
input[type="checkbox"].visually-hidden,
input[type="radio"].visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    border: 0;
    padding: 0;
    white-space: nowrap;
    clip-path: inset(100%);
    clip: rect(0 0 0 0);
    overflow: hidden;
}

.page-header{
    background-image: linear-gradient(90deg, rgba(0, 0, 0, 0.5), rgba(0, 0, 20, 0.502)), url('../img/header-bg.jpg');
    min-height: 700px;
    padding-top: 50px;
    padding-bottom: 160px;
    width: 100%;
}
.page-nav{
    justify-content: space-between;
    align-items: flex-start;
}    
.site-navigation__link{
    font-family: 'Montserrat', sans-serif;
    line-height: 41px;
    transition: color, 0.2s ease-in;
}
.site-navigation__link:hover{
    color: #fed136;
}
.meet-block__welcome-title, .meet-block__meet-title{
    line-height: 1;
}
.meet-block__welcome-title, .portfolio__card-desc{
    font-family: 'DM Serif Display', serif;
    font-style: italic;
}
.meet-block__welcome-title{
    font-size: 40px;
    margin-bottom: 46px;
}
.meet-block__meet-title, .services__item-title, 
.portfolio__card-name, .about__item-title,
.about__last-text, .contact-us__input::placeholder{
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}
.meet-block__meet-title{
    font-size: 75px;
    margin-bottom: 56px;
}



/* .services__item, .portfolio__card, .team__member{
    width: 290px;
} */
.title, .services__item-title, .about__item-title{
    color: #222222;
}
.services__item-title{
    font-size: 18px;
    line-height: 1;
    margin-bottom: 18px;
}
.services__item::before{
    content: '';
    display: block;
    width: 74px;
    height: 73px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    margin: 0 auto 26px;
}
.services__item--commerce::before{
    background-image: url('../img/cervices-icons/Icon-Basket.png');
}
.services__item--responsive::before{
    background-image: url('../img/cervices-icons/Icon-Laptop.png');
}
.services__item--security::before{
    background-image: url('../img/cervices-icons/Icon-Locked.png');
}



.portfolio, .team{
    background-color: #f7f7f7;
}
.portfolio__link, .team__member{
    display: block;
    padding-bottom: 30px;
    transition: transform 0.3s linear, box-shadow 0.3s linear;
    position: relative;
}
.portfolio__card{
    background-color: #ffffff;
}
.portfolio__link:hover,
.team__member:hover{
    transform: scale(1.01);
    box-shadow: 5px 5px 15px grey;
    cursor: pointer;
}
.portfolio__card:hover::before{
    content: '';
    display: block;
    position: absolute;
    width: 290px;
    height: 301px;
    z-index: 1;
    top: 0;
    left: 0;
    background: linear-gradient(90deg, rgba(52, 40, 40, 0.2), rgba(0, 0, 0, 0.2));
}
.portfolio__card-img{
    margin-bottom: 30px;
}
.portfolio__card-name, .team__member-name{
    color: #333333;
}
.portfolio__card-name{
    margin-bottom: 4px;
}
.portfolio__card-desc, .team__member-occupation{
    color: #737373;
}




.about__item{
    display: block;
    background-color: #ffffff;
    position: relative;
    z-index: 2;
}
.about__item:not(:last-child){
    margin-bottom: 94px;
}
.about__item:nth-child(2n+1) .about__text{
    text-align: right;
}
.about__item:nth-child(2n) .about__text{
    text-align: left;
}
.about__item-title{
    font-size: 18px;
    margin-bottom: 20px;
}
.about__text{
    display: inline-block;
    vertical-align: middle;
}
.about__item-data{
    display: block;
    margin-bottom: 10px;
}
[class*=--201]:nth-child(2n+1):after, [class*=--201]:nth-child(2n)::before,
.about__item--continues{
    width: 183px;
    height: 183px;
    border-radius: 50%;
    border: 6px solid #f1f1f1;
    /* position: absolute;
    left: 50%;
    transform: translate(-50%); */
}
[class*=--201]:nth-child(2n+1):after, [class*=--201]:nth-child(2n)::before{
    vertical-align: middle;
}
[class*=--201]:nth-child(2n+1):after, [class*=--201]:nth-child(2n)::before{
    content: '';
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
[class*=--201]:nth-child(2n+1):after{
    margin-left: 40px;
}
[class*=--201]:nth-child(2n)::before{
    margin-right: 40px;
}
.about__item--2010::after{
    background-image: url("../img/about/Image-2010.jpg");
}
.about__item--2011::before{
    background-image: url("../img/about/Image-2011.jpg");
}
.about__item--2012::after{
    background-image: url("../img/about/Image-2012.jpg");
}
.about__item--2014::before{
    background-image: url("../img/about/Image-2014.jpg");
}
.about__item--continues{
    background-color: #fed136;
    display: flex;
    align-items: center;
    justify-content: center;
}
.about__last-text{
    margin: 0 auto;
    line-height: 25px;
    font-size: 18px;
}
.about__list{
    position: relative;
}
.about__list::before{
    content: '';
    display: inline-block;
    width: 3px;
    background-color: #f1f1f1;
    margin-top: 20px;
    position: absolute;
    left: 50%;
    transform: translate(-50%);
}




.team__member{
    padding-top: 20px;
}
.team__list{
    margin-bottom: 30px;
}
.social{
    justify-content: center;
}
.social__link{
    display: block;
}
.social__icon:not(:last-child){
    margin-right: 10px;
}
.social__img{
    width: 41px;
    height: 41px;
    transition: fill, 0.2s ease-in;
}
.social__link:hover,
.social__link:focus .social__img{
    fill: #fed136;
}
.team__member-img{
    margin-bottom: 20px;
}
.team__member-name{
    margin: 0 0 8px;
    font-weight: 700;
    font-size: 16px;
}
.team__member-occupation{
    font-size: 12px;
    margin-bottom: 12px;
}
.team__desc{
    line-height: 24px;
}
.team-sponsors{
    padding-top: 60px;
    padding-bottom: 60px;
}
.team-sponsors__list{
    justify-content: space-between;
}


.contact-us{
    background-image: url('../img/Map-bg.jpg');
    min-height: 677px;
}
.contact-us__title{
    color: #ffffff;
}
.contact-us-form, .contact-us__list{
    flex-direction: column;
}
.contact-us__input{
    outline: none;
    border-radius: 4px;
    border: none;
    padding: 18px;
    height: 52px;
}
.contact-us__input:focus{
    outline: 3px solid rgb(91, 91, 152);
}
.contact-us__list{
    margin-bottom: 34px;
}
.contact-us__input--message{
    resize: none;
}
.contact-us__input::placeholder{
    color: #bbbbbb;
}


.page-footer{
    padding-top: 22px;
    padding-bottom: 22px;
    align-items: center;
    justify-content: center;
}
.page-footer__copyright{
    font-family: 'Montserrat', sans-serif;
    line-height: 22px;
}


.services__item, .portfolio__card, .portfolio__card-img,
    .team__member{
        width: 290px;
}


.drop-menu__img{
    width: 32px;
    height: 32px;
    fill: #ffffff;
    transition: fill, 0.2s ease-in;
}

.drop-menu__img:hover{
    fill: #fed136;
}

.drop-menu:hover{
    cursor: pointer;
}