body, p, h1, h2, h3, h4, h5, h6 {
    font-family: "Roboto Slab",serif;
}
 
 
.h1{
    font-weight: 600;
    font-size: 20px;
    margin-bottom:4px;
}
.h2{
    font-weight: 500;
    font-size: 14px;
    margin-bottom:4px;
}

body{
    background-color: #252424;
}
nav{
    background-color: rgb(255, 255, 255);
    margin-left: 10%;
	float: left;
    margin-right: 10%;
    width: 80%;
    margin-top: 30px;
    margin-bottom: 30px;
}
.welder {
    background-image: url(https://i.imgur.com/MsdJMcDh.jpg);
    background-size: cover;
    padding-bottom: 500px;
    height: 70px;
}
nav ul{
    list-style-type: none;
    padding: 0px 0;
    overflow: hidden;
    padding-left: 20px;
}
nav ul li{
    float: left;
    margin: 0 16px 0 0;
    padding-left: 20px;
 
}
 
nav ul li a{
    display: block;
    font-size: 20px;
    padding: 8px 100px;
    color: rgb(10, 10, 10);
    font-weight:1000;
    text-decoration: none;
    width: 25%;
    text-align: center;
    float: none;
}
 
nav ul li a:hover{
    text-decoration: underline;
    background-color: #d1cece;
}
 
 
.firstsection {
    background-color: #070606;
    padding-bottom: 15px;
}
.firstsection a{
    margin-left: 30px;
    color:white;
    text-align: center;
    text-decoration: none;
}
 
.secondsection {
    background-color: #070606;
    padding-bottom: 15px;
    padding-top: 15px;
}
.secondsection p{
    margin-left: 30px;
    color:white;
    text-align: center;
    text-decoration: none;
}
 
.thirdsection {
    background-color: #070606;
    padding-bottom: 15px;
    padding-top: 15px;
}
.thirdsection p{
    margin-left: 30px;
    color:white;
    text-align: center;
    text-decoration: none;
}
 
.welding2 {
    width: 33%;
    text-align: center;
    float: left;
}
 
@media only screen and (max-width: 992px){
nav ul li{
    float: left;
    padding:0px 0px 0px 20px;
    margin:0px 0px 0px 0px;
}
 
nav ul li a{
    display: block;
    font-size: 20px;
    color: rgb(10, 10, 10);
    font-weight:1000;
    text-decoration: none;
    width: 25%;
    text-align: center;
    float: none;
    padding:0px 50px 0px 10px;
    margin:0px 0px 0px 0px;
}
nav ul{
    list-style-type: none;
    overflow: hidden;
    padding:10px 0px 10px 0px;
    margin:0px 0px 0px 0px;
}
}
@media only screen and (max-width: 768px){
nav ul{
    list-style-type: none;
    padding: 0px 0;
    overflow: hidden;
}
nav ul li{
    float: left;
 
 
}
 
nav ul li a{
    display: block;
    font-size: 20px;
    padding: 8px 100px;
    color: rgb(10, 10, 10);
    font-weight:1000;
    text-decoration: none;
    width: 25%;
    text-align: center;
    float: none;
}
}