#nav{
    background: #000000;
}
#nav > a{
    color: #FFDE30;
}
.img-1{
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 100px;
}
.container{
    display: block;
    margin-top: 50px;
    padding: 30px 30px;
    overflow-wrap: break-word;
}
.txt-1{
    text-align: center;
    font-size: 40px;
    color: #FFDE30;
    font-weight: 500;
    margin-top: 20px;
}

.txt-2{
    text-align: center;
    color: #FFDE30;
    font-weight: 400;
}
#gs{
    background: #FFDE30;
}
pre{
    border-left: 4.5px solid #FFDE30;
}

pre > code{
    overflow: auto;
}
.doc-txt-1{
    font-size: 30px;
    font-weight: 500;
}
.txt-head{
    font-weight: bold;
}
.txt-head2{
    font-weight: 500;
}
.head-side{
    font-size: 1.0rem;
    margin-left: 20px;
    letter-spacing: normal;
}