html, body{
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
}
header{
    background-color: #59ba47;
    color: white;
    height: 60px;
    width: 100%;
    position: fixed;
    z-index: 10;
    box-shadow: 0px 3px 4px black;
}
#logo{
    height: 50px;
    position: absolute;
    top: 5px;
    margin-left: 5%;
}
#menu{
    float: right;
    margin-right: 5%;
    list-style: none;
    margin-top: 0;
}
ul{
    font-size: 18px;
    font-weight: bolder;
}
li{
    float: left;
    padding: 0 0 4 0;
    margin: 20 20 0 10;
}
li:hover{
    border-bottom: 2px solid white;
}
.amenu{
    text-decoration: none;
    color: white;
}
#imagemFundo{
    background-image: url("img/fundo\ 4.jpg");
    background-size: cover;
    height: 100%;
    width: 100%;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif;
    color: white;
    box-sizing: border-box;
}
#titulo {
    padding-top: 14%;
    padding-bottom: 10px;
    margin: 0px;
    font-size: 75px;
    text-shadow: -5px 5px 3px black;
    letter-spacing: 5px;
    text-transform: capitalize;
}
#subtitulo{
    font-size: 35px;
    text-shadow: -3px 3px 2px black;
    margin: 0 30%;
    padding-top: 15px;
    padding-bottom: 30px;
    border-top: 3px solid white;
}
#acao{
    color: white;
    font-size: 22px;
    text-decoration: initial;
    text-shadow: -2px 2px 1px black;
    border: 2px solid;
    border-radius: 12px;
    padding: 10px 20px;
    text-transform: uppercase;
}
#acao:hover{
    background-color: black;
    font-size: 24px;
    transition: 500ms;
}
#acao:not(:hover){
    background-color: transparent;
    transition: 1000ms;
}
section{
    padding: 4% 2%;
    float: left;
    width:96%;
}
h3{
    text-transform: initial;
    color: black;
    font-weight: bolder;
    font-size: 30px;
    text-shadow: -1px 1px  #418A34;
    margin: 30px;
}
#video{
    padding-top: 12%;
}
.iconeimg{
    height: 60px;
}
.icone{
    padding: 15px;
    width: 60px;
    margin-left: auto;
    margin-right: auto;
    border-radius: 50%;
}
.icone:hover{
    background-color: #59ba47;
    transition: 1000ms;
}
.icone:not(:hover){
    background-color: transparent;
    transition: 1000ms;
}
.destaque {
    background-color: #e1ffdf;
}

.coluna{
    float: right;
    padding: 0 5%;
    position: relative;
}
.dois{
    width: 39%;
}
.tres{
    width: 31.33%;
    padding: 0 1%;
}
.quatro{
    width: 15%;
}

.justificado{
    text-align: justify;
}
.centralizado{
    text-align: center;
}

.borda{
    border: solid 1px #59ba47;
    height: 50%;
    color: white;
    text-shadow: black -1px 1px;
    justify-content: center;
    filter: brightness(80%);
}
.borda:hover{
    filter: brightness(100%);
    transition: 1000ms;
}
.borda:not(:hover){
    filter: brightness(80%);
    transition: 1000ms;
}
.biomatit{
    padding-top: 10%;
    padding-bottom: 10px;
    margin-bottom: 0;
    font-size: 30px;
}
.biomap{
    padding-left: 15%;
    padding-right: 15%;
    font-size: 20px;
    padding-top: 0px;
    margin-top: 0;
}
.linkbioma{
    text-decoration: initial;
    color: white;
    padding: 7px;
    border: 2px solid white;
    border-radius: 7px;
    margin-bottom: 50px;
}
.linkbioma:hover{
    background-color: black;
    transition: 1000ms;
}
.linkbioma:not(:hover){
    background-color: transparent;
    transition: 1000ms;
}

#blococerrado{
    background-image: url(img/cerrado.jpg);
    background-size: cover;
}
#blocomata{
    background-image: url(img/mata\ atlantica.jpg);
    background-size: cover;
}
#blocoamazonia{
    background-image: url(img/amazonia.jpg);
    background-size: cover;
}
#blocopampa{
    background-image: url(img/pampa.jpg);
    background-size: cover;
}
.imgajuda{
    width: 100%;
    height: 40%;
}
#imgeu{
    width:100%;
}
footer{
    float: left;
    background-color: #59ba47;
    width: 100%;
    color:  white;
    justify-content: center;
    text-align: center;
    padding: 20px 10%;
    width: 80%;
}
.creditos{
    text-decoration: none;
    color: white;
}
h4{
    font-size: 20px;
}
h5{
    font-size: 30px;
    padding: 0;
    margin: 10px;
}
address{
    padding: 5px;
}
/*responsividade*/
@media all and (max-width:768px){
    html{
        width: 100%;
    }
    #menu{
        visibility: hidden;
    }
    section{
        padding: 0;
        margin: 0;
        width: 100%;
    }
    .coluna, .dois, .tres, .quatro{
        display: block;
        width: 80%;
        padding: 0;
        margin: 10px auto;
        float: none;
    }
    #logodiv{
        width: 100%;
        position: relative;
        text-align: center;
    }
    #logo{
        margin: 0;
        transform: translateX(-50%);
    }
    #titulo{
        font-size: 15vw;
        padding: 0;
        padding-top: 45%;
        padding-bottom: 30px;
        margin: 0;
    }
    #subtitulo{
        padding: 0;
        margin: 0;
        border: 0;
        font-size: 7vw;
        padding-bottom: 40px;
    }
    .borda{
        filter: brightness(100%);
    }
    .imgajuda{
        height: auto;
    }
    .titulotopico{
        margin: 10px;
    }
    .topico{
        margin-top: 10px;
        margin-bottom: 15px;
        padding-bottom: 15px;
        border-bottom: 2px solid #59ba47;
    }
    #imgeu{
        margin-bottom: 20px;
    }
    footer{
        padding: 0;
        width: 100%;
    }
}