.container-au {
    display: flex;
    justify-content: center;
    margin: 0 auto;
    max-width: 1200px;
    width: 100%;
}

.container-right,
.container-left {
    border: 2px solid #000000;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow:0 5px 15px rgba(0, 0, 0, 0.3);
}

.container-right {
    width: 30rem;
    height: 30rem;
}

.container-right {
    width: 80rem;
    height: 30rem;
    text-align: center;
}

.text-support-title,
.text-intro-title {
    font-size: 1.5rem;
}

.text-call,
.text-intro,
.text-support {
    margin-top: 1rem;
    font-size: 1rem;
    color: dimgrey;
}
.text-call-title {
    font-size: 1.5rem;
    margin-top: 4rem;
}
.text-support-etf-title {
    font-size: 1.5rem;
    margin-top: 6.5rem;
}
.support-add-container {
    background-color: lightgray;
    border-radius: 1rem;
}

.text-call {
    margin-top: 2rem;
}
.support-add {
    padding: 1rem;
    font-size: 1rem;
    text-decoration: none;
    margin-top: 2rem;
}
.support-btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: #ac0000;
    color: white;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: background-color 0.3s ease;
    margin-top: 2rem;
}