* {
    box-sizing: border-box;
}

body {
    color: #262c40;
    /* font-family: 'Proxima Nova', Tahoma, sans-serif; (WEB-649) */
    font-family: Arial, Helvetica, sans-serif;
    min-width: 1260px;
}

ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
}

.header {
    height: 74px;
    width: 100%;
    padding: 0 calc((100% - 1216px)/2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0;
    background: #FFFFFF;
}

main {
    width: 100%;
    padding: 0 calc((100% - 1216px)/2);
}

.hero {
    height: 480px;
    margin-bottom: 60px;
    padding: 32px 543px 32px 64px;
    background: url('../img/hero.png') calc(100% - 17px) 60px no-repeat, #f4f3fa;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    border-radius: 16px;
}

.hero__heading {
    margin: 0 0 16px;
    font-weight: 700;
    line-height: 54px;
    font-size: 52px;
}

.hero__description {
    margin: 0 0 32px;
    font-weight: 400;
    line-height: 24px;
    font-size: 17px;
}

.hero__button {
    display: inline-block;
    min-width: 216px;
    margin: 0;
    padding: 16px 30px;
    border: 1px solid #5960ea;
    border-radius: 8px;
    background-color: #5960ea;
    font-weight: 400;
    line-height: 20px;
    font-size: 15px;
    color: #fff;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
}

.hero__button:hover {
    border-color: #5156c6;
    background-color: #5156c6;
}

.hero__button:active {
    border-color: #363a98;
    background-color: #363a98;
}

.details {
    padding: 0 0 60px;
    color: #081a4a;
}

.details__heading {
    margin: 0 0 60px;
    text-align: center;
    font-size: 36px;
    line-height: 40px;
    font-weight: 700;
}

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

.details__item {
    padding: 40px;
    flex: 0 0 384px;
    max-width: 384px;
    background-color: #f4f3fa;
    border-radius: 16px;
}

.details__icon {
    width: 32px;
    height: 32px;
    margin-bottom: 24px;
}

.details__item-heading {
    margin: 0 0 12px;
    font-weight: 700;
    line-height: 24px;
    font-size: 20px;
}

.details__text {
    margin: 0;
    font-weight: 400;
    line-height: 20px;
    font-size: 17px;
}

.footer {
    height: 94px;
    width: 100%;
    padding: 0 calc((100% - 1216px)/2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0;
    background: #262c40;
}

.footer__left {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.footer__text {
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    font-weight: 400;
    line-height: 14px;
    font-size: 10px;
    color: #c3c9dc;
}

.footer__mail {
    margin: 0;
    padding: 10px 20px;
    font-weight: 700;
    line-height: 14px;
    font-size: 10px;
    color: #fff;
    opacity: .6;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 300ms ease;
}

.footer__mail:hover {
    opacity: 1;
}

.footer__mail:active {
    opacity: 1;
}