*{
    margin: 0;;
}

#navbar{
    line-height: 100%;
    position: fixed;
    min-width: 220px;
    top: 0px;
    left: 0px;
    border-right: 1px dotted black;
    width: 240px;
    height: 100%;
}

#main-header{
    background-color: #038e13;
    color: #fff;
    padding: 25px 15px;
}

#nav-links{
    list-style-type: none;
    padding: 0;  
}

#nav-links li{
    padding: 15px;
    border-bottom: 1px solid rgba(202, 202, 202, 0.667);
    position: relative;
    width: 88%;
}

.nav-link{
    text-decoration: none;
    color: black;
}

#nav-links li:hover{
    background-color: rgba(231, 231, 231, 0.667);
    cursor: pointer;
}

#main-doc{
    position: absolute;
    margin-left: 230px; 
    width: 78%;
    overflow: hidden;
    padding: 20px;
    margin-bottom: 110px;
}

#container{
    margin: 0 50px;
}

.main-section{
    padding: 15px 0 15px 0;
}

.main-section header{
    font-weight: bolder;
    text-decoration: underline;
}

.section-info{
    padding-top: 8px;
}

p{
    padding: 8px 0;
}

h4{
    margin: 15px 0 10px 0;
    font-size: 17px;
}

#Different_Ways_to_Use_CSS ul{
    margin: 15px;
    padding: 0px;
}

#Different_Ways_to_Use_CSS li{
    list-style-type: square;
    margin: 10px 0;
}

#Different_Ways_to_Use_CSS a{
    text-decoration: none;
    color: #000;
}

img{
    width: 100%;
    height: auto;
    margin: 5px 0 15px 0;
}

#CSS_Syntax li{
    list-style-position: inside;
    padding: 8px 0;
}

#CSS_Selectors #left-list{
    width: max-content;
}

#CSS_Selectors li{
    padding: 8px 0;
}

#CSS_Selectors a{
    color: #038e13;
    font-weight: bold;
}

#CSS_Selectors a:hover{
    text-decoration: none;
    font-size: large;
}

#CSS_Selectors #right-list{
    width: max-content;
    margin-top: -213px;
    margin-left: 250px;
}

#css_background_syntax{
    background-color: rgba(231, 231, 231, 0.667);
    padding: 20px;
    margin-bottom: 30px;
}

table{
    border-collapse: collapse;
    width: 100%;
}

th{
    border: 1px solid black;
    padding: 20px;
}

td{
    border: 1px solid black;
    padding: 10px;
}

table td a{
    color: #038e13;
    text-decoration: none;
    font-weight: bold;
}

table td a:hover{
    text-decoration: underline;
}

.property{
    width: 32%;
}

#Reference li{
    padding: 5px 0;
}

#Reference a{
    text-decoration: underline;
    color: #038e13;
}

#Reference a:hover{
    text-decoration: none;
    color: #000;
}

@media (max-width: 950px) {
    #navbar{
        width: 180px;
    }

    #main-header{
        padding: 15px 5px;
    }
    
    #main-doc{
        margin-left: 210px; 
        width: 68%;
        overflow: hidden;
    }
    
    #container{
        margin: 0 10px;
    }
}

@media (max-width: 690px) {
    #main-header{
        padding: 8px 4px;
        font-size: 15px;
        text-align: center;
    }
    
    #main-doc{
        margin-left: 210px; 
        width: fit-content;
        overflow: hidden;
    }
    
    #container{
        margin: 0 10px;
    }

    table{
        width: 100%;
    }

    #CSS_Selectors #right-list{
        width: max-content;
        margin-top: -213px;
        margin-left: 160px;
    }
}

@media (max-width: 690px) {
    #nav-links{
        display: none;
    }

    #navbar{
        border-right: none;
        position: absolute;
        width: 100%;
    }

    #main-header{
        padding: 20px 0;
        font-size: 20px;
        text-align: center;
    }
    
    #main-doc{
        margin-left: 0; 
        width: fit-content;
        margin-top: 45px;
        overflow: hidden;
    }
    
    #container{
        margin: 0 10px;
    }

    table{
        width: 100%;
    }

    #CSS_Selectors #right-list{
        width: max-content;
        margin-top: 0;
        margin-left: 0;
    }
}