*{
    box-sizing: border-box;
}

body{
    background-color: #4671c0;
    margin: 0;
    padding: 0;
}

header, footer{
    padding: 30px;
    text-align: center;
}

.linha{
    min-height: 400px;
}

div.esquerda{
    width: 50%;
    float: left;
    padding: 10px;
    background-color: rgb(136, 43, 43);
 
}
div.centro_esquerda{
    width: 100%;
    float: left;
    padding: 10px;
    background-color: rgb(136, 43, 43);
}

div.centro_direita{
    width: 100%;
    float: left;
    padding: 10px;
    background-color: rgb(38, 109, 47);
}
div.direita{
    width: 50%;
    float: left;
    padding: 10px;
    background-color: rgb(38, 109, 47);
}

.textoJustificado{
    text-align: justify;
}

ul{
    list-style-type: none;
   padding: auto;
    text-align: center;
    background-color: #333;
    height: 60px;
    margin: 0%;   
}

li{
    display: inline-block;
    width: 200px;
}

a{
    color: #fff;
    text-decoration: none;
    display: block;
    padding: 20px 20px 20px;
}
a:hover{
    background-color: black;
    font-weight: bold;
}

footer{
    clear: both;
    background-color: #333;
}
.imagens{
    float: left;
    margin: 5px;
}