style.css

body {
    background-image: url("imagens/background.png");
    background-repeat: repeat;
    margin: 0px 0px;
}
ul.navegacao {
    margin: 0px 0px; 
    padding: 0px 0px;
    list-style-type: none;
    position: fixed;
    top: 0;
    background-color: rgb(253, 215, 0);
} 
ul.navegacao li { 
    list-style:none; 
    display:inline; 
    text-align: center;
} 
ul.navegacao li a { 
    float: left;
    margin:5px; 
    padding:7px;  
    display: block;
    text-decoration: none;
    font-weight: bold;
    font-family: Arial, Helvetica, sans-serif;
}
li a:hover {
    color: red;
}
.autor {
	font-size:40px;
	text-align:center;
	color:black;
    font-weight:bolder;
    margin: 0px 0px;
}
.autor-mensagem {
    margin: 0px 50px;
	font-size:16px;
	line-height:27px;
	text-align:center;
	color:dimgrey;
	font-family:'Anonymous Pro', monospace;
}
.autor-imagem {
    display:block;
    margin:auto;
    padding-top: 75px;
    border: none;
}
.blog-mensagem {
    padding-top: 75px;
    margin: 0px 10px;
	font-size:16px;
	color:rgb(59, 59, 59);
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
}
.hyperlink:hover {
    text-decoration:none;
    color: red;
}
.container {
    float: left;
    display: flex;
    margin: auto;
    background-color: rgba(0, 187, 25, 0.521);
    border-radius: 50px;
    border-style: solid;
    border-color: blue;
    position: relative;
    width: 100%;
}
.imagemeventos {
    width: 200px;
    height: 160px;
    margin: auto;
    padding: auto;
    background-repeat: no-repeat;
}
.textoeventos {
    margin: 0px 50px;
	font-size:18px;
    color: black;
    padding: auto;
	font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
.textoeventos2 {
    margin: 0px 50px;
    padding: auto;
}