html {
    height: 100%;
}

main {
    min-height: 100vh;
}

body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    font-family: 'Poppins', Arial, sans-serif;
    background-color: var(--bg-color);
}

.first-block {
    margin: 70px auto;
    width: 70%;
    background-color: #121212;
    color: var(--text-color);
    padding: 20px;
    border-radius: 20px;
    filter: drop-shadow(0px 5px 10px rgba(0, 0, 0, 0.2));
}

.first-block p {
    margin: 0;
    padding: 5px;
}

.first-block h4 {
    text-align: center;
    padding: 20px;
    filter: drop-shadow(0px 2px 5px rgba(0, 0, 0, 0.4));
}

.first-block h1 {
    margin-left: 50px;
    padding: 20px;
    filter: drop-shadow(0px 2px 5px rgba(0, 0, 0, 0.4));
}

.first-block b {
    background: linear-gradient(#5d748b 35%, black);
    -webkit-background-clip: text;
    color: transparent;
    filter: drop-shadow(0px 0px 5px rgba(0, 0, 0, 0.4));
}