#side_bar>*{
    margin: 0;
    padding: 0;
    user-select: none;
    box-sizing: border-box;
}
#side_bar{
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
    border-top: white;
    position :fixed;
    width: 300px;
    height: 100%;
    left: -320px;
    top : 0;
    transition: left 0.4s ease;
    overflow: scroll;
    overflow-x: hidden;
    background-color: white;
}
.text{
    /* border: 1px solid red; */
    color: black;
    font-size: 20px;
    font-weight: 600;
    line-height: 60px;
    margin-top: 0px;
}
#ul-1,#ul-2,#ul-3{
    list-style: none;
    height: 100%;        
}
#side_bar>*>li{
    line-height: 45px;    
}
#ul>li>a{
    color: black;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    padding-left: 20px;
    font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
}
#side_bar>ul :hover{
    background-color: lightgrey;
}
#ul-1,#ul-2,#ul-3{
    /* background-color: aqua; */
    position: static;
    display: none;
}
#ul-1,#ul-2,#ul-3>li{
    /* background-color: aqua; */
    line-height: 42px;     
}
#ul-1>li>a{
    color: black;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    padding-left: 30px;
    font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
}
#ul-2>li>a{
    color: black;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    padding-left: 30px;
    font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;

}
#ul-3>li>a{
    color: black;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    padding-left: 30px;
    font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;
}
#side_bar>*>li>i{
    margin: 0 15px 0 25px;
}
.text>i{
    margin: 0 15px 0 25px;
}
#im{
    width: 80px;
    height: 40px;
    margin-top: 15px;
    margin-left: 20px;
}
#ul1,#ul2, #ul3{
    color: black;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    font-family:Cambria, Cochin, Georgia, Times, 'Times New Roman', serif;   
}