* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-size: 18px;
    line-height: 1.5em;
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    background-color: #FFBF00;
}

.navbar {
	width: 100%;
	background-color: #A4A4A4;
	overflow: hidden;
}

.navbar a.icon {
	display:none;
}

.navbar a {
    float:left;
	list-style:none;
	display:inline-block;
    padding: 14px 16px;
    color: white;
    text-decoration: none;
    font-size: 17px;
    width: 20%;/* para navegadores sem recurso ao calc */
    text-align:center;
	width: calc(100% / 5);
}

.navbar a:hover {
	background-color: #BDBDBD;
}

.navbar a.active {
    background-color: #4CAF50;
}

footer {
    width: 100%;
    margin: 0;
    padding: 15vh 0;
    text-align: center;

    color: #E7E6D2;
    background-color: #000;
}

footer a {
    color: #E7E6D2;
    text-decoration: underline;
}

footer a:hover {
    color: #FFF;
}

.intro {
    margin: 0;
	margin-top: 30px;
    padding: 100px;
    width: 100%;
    height: 100vh;
    color: #FFF;
    font-size: 50px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    font-weight: 800;
}

.column {
    float: left;
    width: 25%;
    padding: 0 10px;
    background-color: black;
}

.row {margin: 0 -5px;}

.row:after {
    content: "";
    display: table;
    clear: both;
}

.card {
    padding: 16px;
    text-align: center;
    color: white;
    font-size: 15px;
    font-family: 'Montserrat', sans-serif;
}



.column2 {
    float: left;
    width: 33.33%;
    padding: 5px;
}

.content {
    max-width: 1000px;
    margin: auto;
    
}

.text {
    font-size: 15px;
    color: white;
    padding: 30px;
    text-align: center;
    background-color: black;
}

.text1 {
	font-size: 15px;
	color: white;
	padding: 30px;
	text-align: center;
	overflow: hidden;
}

.btn {
    background-color: black;
    border: none;
    color: white;
    margin-top: 20px;
    padding: 12px 30px;
    cursor: pointer;
    font-size: 20px;
    display: block;
    margin-right: auto;
    margin-left: auto;
}

.btn:hover {
    background-color: grey;
}

.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 50%;
}

#myBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 30px;
    z-index: 99;
    font-size: 18px;
    border: none;
    outline: none;
    background-color: black;
    color: white;
    cursor: pointer;
    padding: 15px;
    border-radius: 4px;
}

#myBtn:hover {
    background-color: #555;
}


@media screen and (max-width: 700px) {
    .intro {
        width: 100%;
        padding: 5px;
        height: 80vh;

    }
    .about {
        width: 50%;
    }
    .column {
        width: 100%;
        display: block;
        margin-bottom: 20px;
    }
   .navbar a {
	float: left;
	width:auto;
	 /*display: block;
	/* width: 100%;
	text-align: center;*/
    }
}

@media screen and (max-width: 700px) {
    .navbar a:not(:first-child) {display: none;}

    .navbar a.icon {
        float: right;
		position:absolute;
		top:10px;
		right:0;
        display: block;
    }
}

@media screen and (max-width: 700px) {
    .navbar.responsive {position: relative;}
    .navbar.responsive .icon {
        position: absolute;
        right: 0;
        top: 10px;
    }
    .navbar.responsive a {
        float: none;
        display: block;
        text-align: left;
    }
}