.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

#cards {
    align-items: center;
    display: flex;
    justify-content: center;
}
/* alinhar texto ao centro no id card */

.card {
    border-top: solid ;
    border-radius: 5px;
    box-shadow: 7px 7px 13px 0 #ededed;
    margin: 20px;
    padding: 30px;
    transition: all 0.3s ease-out;
    text-align: center;
    width: 500px;
}

.card:hover {
    transform: translatey(-5px);
    cursor: pointer;
}

.text-title {
    text-transform: uppercase;
}

div.mermaid {
    text-align: center;
}