@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600;700&display=swap');

* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    text-decoration: none;
    font-family: 'Sarabun', sans-serif;
    /* list-style: none; */
}

html {
    scroll-behavior: smooth;
}

.container {
    padding: 100px 5%;
    background-color: #ebebeb;
    display: flex;
}

.container .sitebar {
    flex: 1 1 350px;
    background-color: #fff;
    padding: 40px 5%;
    position: sticky;
    top: 100px;
    left: 0;
    align-self: flex-start;
    display: block;
}
.container .sitebar ul li {
    list-style: none;
    margin-bottom: 20px;
}
.container .sitebar ul li a {
    color: #7c7c7c;
    font-size: 18px;
    font-weight: 500;
    transition: 0.3s;
}
.container .sitebar ul .active a {
     color: #000;
     font-weight: 600;
     font-size: 20px;
}

.container .content {
    flex: 1 1 1000px;
    background-color: #fff;
    padding: 40px 5%;
}

.container .content .box-content {
    padding: 40px 0;
    border-bottom: 1px solid #e7e7e7;
}

.container .content .box-content h1,
h2 {
    margin-bottom: 20px;
}

.container .content .box-content h4 {
    margin-bottom: 10px;
}

.container .content .box-content p {
    font-size: 16px;
    margin-bottom: 15px;
}

.container .content .box-content p span {
    font-weight: 600;
    font-size: 18px;
}

.container .content .box-content ul {
    margin-left: 40px;
    margin-top: 20px;
}

.container .content .box-content ul li {
    margin-bottom: 10px;
}
#contact {
    padding-bottom: 55vh;
}

@media(max-width:1500px) {
    .container .sitebar {
        display: none;
    }
}