.content {
    margin: 40px auto;
    width: 700px;
    border-radius: 20px;
    padding: 30px;
    background-color: #ffffff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.07);
    border: 1px solid #d0d0d0;
}
.content__title {
    font-size: 48px;
    margin-bottom: 20px;
    text-align: center;
}
.content__flex {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 30px;
}
.content__name {
    font-size: 24px;
    text-align: center;
}
.content__center {
    text-align: center;
    margin: 20px;
}

.wr-btn {
    display: flex;
    justify-content: center;
}

.btn {
    background: transparent;
    border: 1px solid gray;
    padding: 5px 20px;
    border-radius: 7px;
    text-transform: uppercase;
    cursor: pointer;
    text-align: center;
    color: #000;
    text-decoration: none;
}
.btn:hover {
    border: 1px solid rgb(164, 171, 112);
    background: rgb(164, 171, 112);
} /*# sourceMappingURL=style.css.map */
html,
body {
    height: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

main.main-content {
    flex: 1 0 auto; /* займи всё оставшееся пространство */
}

footer.footer {
    flex-shrink: 0; /* не сжимай футер */
}