:root {
    --btnColor: #03457E;
    --btnLetter: #ffffff;

    --fontsize_web: 16px;
    --fontsize_mobile: 14px;
}

body {
    display: flex;
    flex-direction: column;
}

body p {
    font-size: var(--fontsize_mobile);
}

header img {
    margin: auto;
}

span#menuBurguer{
    background-color: var(--btnColor);
    color: var(--btnLetter);
    display: block;
    text-align: center;
    padding: 10px;
    cursor: pointer;
}

menu{
    display: none;
    padding: 0px;
    margin: 2px;
}

menu > ul{
    list-style-type: none;
    padding-left: 5px;
    padding-right: 5px;
}

menu > ul > li > a{
    display: block;
    font-size: var(--fontsize_mobile);
    padding: 10px;
    margin: 8px;
    text-decoration: none;
    text-align: center;
    background-color: var(--btnColor);
    color: var(--btnLetter);
    border-radius: 10px;
}

menu > ul > li > a:hover{
    font-weight: 600;
}

.video-yt {
    width: 85vw;
}


button a {
    color: white;
    font-weight: 600;
    text-decoration: none;
}

iframe {
    width: 100%;
}

.card-body > a {
    text-decoration: none;
}

.card-body > a:hover {
    text-decoration: underline;
}

.card > ul > li > a{
    text-decoration: none;
    color: black;
}

.card > ul > li > a:hover{
    font-weight: 600;
}

footer {
    font-size: 14px;
}


/* IMPLEMENTAR MENU PARA VOLTAR AO TOPO */
.btn-voltar {
    display: block;
    font-size: var(--fontsize_mobile);
    /* padding: 10px;
    margin: 8px; */
    margin: auto;
    width: 50vw;
    text-decoration: none;
    /* text-align: center; */
    background-color: var(--btnColor);
    color: var(--btnLetter);
    border-radius: 10px;
}

.back-to-top {
    background: #fff;
    cursor: pointer;
   
    position: fixed;
    right: 1rem;
    bottom: 1rem;
   
    line-height: 0;
   
    visibility: hidden;
    opacity: 0;
   
    transition: 0.3s;
    transform: translateY(100%);
}
   
.back-to-top.show {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}