#div{height:480px;
border: 2px solid;
font-weight: 500;
font-family: Arial, Helvetica, sans-serif;
width: 400px;
padding: 10px;
font-size: 30px;
backgrount-color:rgb(231, 228, 228);}
#div1{width: 400px;
height: 50px;
border: 2px solid rgb(72, 137, 211);
padding-top: 5px;
padding-left: 10px;
box-sizing: border-box;
margin-top: 10px ;
backgrount-color: rgb( 167, 226, 252) ;}
#div2{width: 400px;
    height: 50px;
    border: 2px solid rgb(45, 133, 89);
    padding-top: 5px;
    padding-left: 10px;
    box-sizing: border-box;
    margin-top: 10px ;
    background-color: rgb(206, 252, 212);}
#nesteddiv{width: 250px;
    height: 250px;
    border: 2px solid rgb(45, 133, 89);
    padding: 8px;
    box-sizing: border-box;
    margin-top: 10px ;
    background-color: rgb(203, 248, 209);
    display: inline-block;} 
#nested1{width: 230px;
    height: 185px;
    border: 2px solid rgb(141, 62, 156);
    padding: 10px;
    box-sizing: border-box;
    margin-top: 10px ;
    background-color: rgb(253, 226, 253);
    display: inline-block;}
.nested2{width: 200px;
    height: 50px;
    border: 2px solid rgb(216, 46, 68);
    padding: 8px;
    box-sizing: border-box;
    margin-top: 10px ;
    background-color: rgb(255, 215, 215);
    display: inline-block;} 
#div3{width: 130px;
    height: 250px;
    border: 2px solid rgb(216, 212, 6);
    padding: 10px;
    box-sizing: border-box;
    margin-top: 10px ;
    background-color: rgb(245, 250, 176);
    display: inline-block;
margin-left: 10px;
padding-top: 100px;}
#div4{width: 400px;
    height: 50px;
    border: 2px solid rgb(72, 137, 211);
    padding-top: 5px;
    padding-left: 10px;
    box-sizing: border-box;
    margin-top: 10px ;
    background-color:  rgb(167, 226, 252) ;}   
.diva{text-transform: uppercase;
color: rgb(117, 111, 111);
background-color: rgb(236, 233, 233);
width: 423px;
box-sizing: border-box;
font-size: 40px;
margin-bottom: 10px;
text-align: center;
border-bottom: 3px dashed;
border-top: 3px dashed;
margin-top: 10px;}
.j{width: 423px;
    box-sizing: border-box;
    font-size: 25px;
    text-transform: uppercase;
    margin-top: 5px;
    color:  rgb(236, 233, 233);
    background-color: rgb(117, 111, 111);
    text-align: center;}
#a2{border:4px solid rgb(180, 175, 175);
padding: 5px;
box-sizing: border-box;
width: 440px;
background-color: rgb(245, 244, 244);}