simstyle.css

.title{
    display: flex;
    justify-content: center;
}

.header {
  top: 300px;
  float: left;
}

.simall{
    margin: 3em;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: bisque;
    border: solid black;
}

.auto{
    margin : 1em;
    padding: 1em;
    text-align: center;
    justify-content: center;
background-color: aliceblue;
}

.header {
    position: fixed;
    margin : 20px;
    border : solid lightseagreen;
    background-color: #F1F1F1;
    text-align: center;
}

.top{
  /* position: absolute; */
  margin: 0;
  justify-content: space-around;
  background: rgb(42, 41, 41);
}
.top:after{
  content: '';
  clear:both;
  display: block;
}

.top ul{
  list-style: none;
  margin: 0;
}
.top > ul > li{
  float: left;
  position: relative;
}

.top ul li   a {
  text-decoration: none;
  color: #929191;
  padding: 15px 20px;
  display: block;
}
.top ul li:hover a{
  background: #032045;
}
.top ul ul{
  position: absolute;
  padding: 0;
  min-width: 160px;
  display: none;
  top: 100%;
  left: 0;
}

.top ul li:hover > ul{
  display: block;
}

.top ul ul li:hover a{
  background: wheat;
}

.top ul ul li{
  position:relative;
}
.top ul ul ul {
  top: 0;
  left: 100%;
}

.top ul ul ul li:hover a{
  background: white;
}


.bal{
    margin: 3px;
    padding: 3px;
    border: solid rgb(27, 32, 41);
}
/*footer styling*/
footer{
    text-align: center;
}