#nav{
    background-color: #EAF4FD;
    border:1px solid red;
}
.span-spot{
    float:left;
    height:50px;
    padding:15px 15px;
    font-size:18px;
    line-height:20px;
    border:1px solid red;
}
.abc{
    border: 1px solid red;
}