*{
    margin: 0;
    padding: 0;
}

header{
    background-color: rgb(235, 235, 235);
    display: flex;
    align-items: center;
    text-decoration: rgb(0, 0, 0);
    text-decoration-color: black;
    font-size: 25px;
}
header img{
    width: 100px;
    flex: 0;
}
header nav{
    flex: 1;
    display: flex;
    justify-content: space-evenly;
    color: black;
}

header nav a{
    text-transform: uppercase;
    text-decoration: rgb(49, 49, 49);
    transition: .5s;
}

header nav a:hover{
    color: rgb(0, 0, 0);
    text-decoration-line: underline;
}
footer{
    background-color: burlywood;
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    display: flex;

}

a:visited, a:focus {
    text-decoration: none;
    color: #000;
}
fieldset{
    margin-left: 100px;
    margin-right: 100px;
    margin-top: 40px;
}
h1{
    text-align: center;
    margin-top: 15px;
}
body{
    margin-bottom: 10px;
}
footer{
    background-color: burlywood;
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    display: flex;
}
table{
    margin: auto;
    width: 1100px;
}
.grey{
    background-color: gray;
}
.white{
    background-color: white;
}
.black{
    background-color: black;
}