*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif
}
body{
    position: relative;
    width: 100%;
    height: 100%;
}
a{
    text-decoration: none;
    font-size: x-large;
}
ul{
    list-style: none;
}
#header{
    display: flex;
    background: #ddd;
    padding: 20px;
    justify-content: space-between;
}
#header a.logo h1{
    text-transform: uppercase;
}
button.logout_btn{
    padding: 7px 15px;
    background-color: #006692;
    border-radius: 6px;
    border: 2px solid rgb(96, 131, 178);
    cursor: pointer;
    color: #ddd;
    font-size: large;
    transition: all 0.3s ease ;
}
button.logout_btn:hover{
    background-color: #ddd;
    color: #006692;
}
section{
    margin: 40px;
}
span{
    text-decoration: underline;
    color: #006692;
}