* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", "Arial", "Helvetica", sans-serif;
    font-size: 1rem;
    scroll-behavior: smooth;
}

body {
    background-color: var(--black-50);
    color: var(--white);
}

h1 {
    font-size: 3.375rem;

    @media screen and (max-width: 768px) {
        font-size: 2rem;
    }
} 

h2 {
    font-size: 2.25rem;

    @media screen and (max-width: 768px) {
        font-size: 1.8rem;
    }
}

h3 {
    font-size: 1.5rem;
}

ul {
    list-style: none;
}

.title-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 50px;
}

.title { 
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.title::after {
    content: '';
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--main-color) 0%, var(--purple) 100%);
}

.btn {
    width: 10rem;
    height: 3.5rem;
    border-radius: 4px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

a {
    text-decoration: none;
    color: var(--white);
}

.btn.primary {
    color: var(--black-50);
    background-color: var(--white);
    transition: background-color ease 0.5s;
}

.btn.primary:hover {
    background: linear-gradient(90deg, var(--main-color) 0%, var(--purple) 100%);
    color: var(--white);
}

.btn.secondary {
    color: var(--white);
    background: none;
    border: 1px solid var(--white);
    transition: ease 0.5s;
}

.btn.secondary:hover  {
    color: var(--white);
    border-image-slice: 1; 
    border-image-source: linear-gradient(to left, var(--main-color), var(--purple));
}

.container {
    max-width: 1440px;
    padding: 0 2%;
    margin: 0 auto;
}

.w-50 {
    max-width: 1024px;
    padding: 0 2%;
    margin: 0 auto;
}

  
@media (max-width: 720px) {
    html {
      font-size: 87.5%;
    }
}

@media (max-width: 1440px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .container,
    .w-50 {
        padding: 0 4%;
    }

    .btn {
        width: 9rem;
        height: 3.2rem;
        font-size: 0.9rem;
    }
}