*{
    box-sizing: border-box;
}
body{
    background-color:lightcoral;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
h1{
    text-align: center;
    
}

table{
    margin: 0 auto;
    width: 1500px;
    height: 300px;
    text-align: left;
    background-color: coral;
}
.cont2 th{
    width: 1000px;
    background-color: rgb(25, 156, 25);
    position: sticky;
    top: 0;
}
.fixed{
    margin: 0 auto;
    margin-left: 450px;
    width: 1000px;
    height: 50px;
    text-align: center;
        
    position: fixed;
    bottom: 0;
}