*
{
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: COCR A Std, monospace;
}
main #smt {    
    color: blue;

}
h1{
     text-align: center;
     background-color: rgb(117, 8, 8);
    overflow: hidden;
    }
    h3 { 
        color: rgb(0, 0, 0);
    }
    p {
        color: rgb(0, 0, 0);
    }
    .navbar ul{
        list-style-type: none;
        background-color: black;
        padding: 0px;
        margin: 0px;
        overflow: hidden;
    
    }

    .navbar a{
        color: rgb(255, 255, 255);
        text-decoration: none;
        padding: 15px;
        display: block; 
        text-align: center;
    }

    .navbar a:hover{
        background-color: red;
    }
    .navbar li{     
        float: left;
    }
    
    .img_center {
    display: block;
    margin-left:  auto;
    margin-right: auto;
}