body, html{
    width: 100%;
    margin: 0;
}

body{
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    background-color: #87A358;
}

header{
    background-image: url(imagens/img1.jpg);
    height: 500px;
    background-size: cover;
    background-position: right center;
    padding-top: 1px;  
    display: inline-block; 
    box-shadow: 5px 3px 8px #5a7f4be3;
}


.main-title{ 
    text-align: center;
    margin: 150px 100px 0 100px;
    text-transform: uppercase;
    text-shadow: 2px 2px 5px #549b6cb9;
    background-color: #5a7f4b9a;
    padding: 12px;
}


nav ul{ /*menu suspenso*/
    margin: 20px 50px 0 0;
    text-align: right;
    display: block; 
}

nav li{ /*botão do menu suspenso*/
    list-style-type: none;
    display: inline-block;
    border: 1px solid #5A7F4B;
    border-radius: 5px;
    margin-left: 10px;  
}

nav a{ /*link do botão do menu suspenso*/
    text-decoration: none;
    background-color: #5a7f4b83;
    color: black;
    font-weight: bold;
    display: block;
    padding: 16px;
    box-shadow: 5px 3px 8px #5a7f4be3;
}

.banner nav a:hover{
    font-weight: bolder;
    color: white;
    background-color: #5a7f4bd5;
}

/* Conteiner pai */
main{
    margin-top: 20px;
    padding: 16px;
    display: flex;
    flex-flow: row wrap;
    position: absolute;
}

.conteiner-filho{
    flex-grow: 1;
    display: flex;
    justify-content: center; 
     
}

.conteudo{
    max-width: 600px;
    max-height: 450px;
    height: auto;
    width: auto;
    font-size: 14px;
    background-color: rgba(255, 255, 255, 0.664);
    padding: 16px;
    border-radius: 10px;
    margin-top: 20px;
    margin-bottom: 20px;
    margin-right: -40px;
    position: relative;
    text-align: center;
    box-shadow: 5px 3px 8px #5a7f4be3;
}


.imagem{
    box-shadow: 5px 2px 5px #5a7f4be3;
    margin-top: 20px;
    margin-bottom: 0px;
    margin-left: -30px;
    height: 230px;
    width: 380px;
    border-radius: 10px;
    align-self: center;  
}

.video-pai{
    display: flex;
    margin-top: 30px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.video{
    font-size: 14px;
    margin-top: 10px;
    margin-bottom: 10px;
    margin-left: 200px;
    margin-right: 200px;
    background-color: rgba(255, 255, 255, 0.664);
    padding: 12px;
    box-shadow: 5px 3px 8px #5a7f4be3;
    border-radius: 10px;  
}


.youtube{
    margin-top: 0;
    margin-bottom: 20px;
    flex-direction: column; 
}

iframe{
    box-shadow: 5px 3px 8px #5a7f4be3;
}

.autoria{
    margin: 0;
    background-color: #5A7F4B;
    width: 100%;
    text-align: center;
    font-size: 12px;   
    line-height: 1.0;
    padding: 10px;
    
}

.autoria a{
    text-decoration: none;
    font-weight: bold;
    padding: 10px;
    margin: 0;
    font-size: 14px;
}

.autoria a:hover{
    text-decoration: underline;
    font-weight: bolder;
    color: white;
    background-color: rgba(0, 0, 0, 0.534);
}

.imagens{
    font-size: 14px;
    margin-top: 10px;
    margin-bottom: 10px;
    margin-left: 700px;
    margin-right: 700px;
    background-color: rgba(255, 255, 255, 0.664);
    padding: 12px;
    box-shadow: 5px 3px 8px #5a7f4be3;
    border-radius: 10px;  
}