stylesheet.css

body {
    color: #24292e;
    height: 3240px;
    width: 1440px;

}

li {
    list-style: none;
}

a {
    color:black;
}

header {
    height: 112px;
    width: 890px;
    margin: 0 auto;
    margin-top: 76px;

}

.header-logo h1 {
    font-size: 25px;
    float: left;
    margin-top: 40px;
    margin-left: 30px;
    font-weight: normal;
}

.header-logo  a {
    text-decoration: none;
}

.header-list {
    float: right;
}

.header-list li  {
    float: left;
    margin-top: 30px;
    margin-right: 30px;
    font-size: 15px;   
}
.header-list a {
    text-decoration: none;
}

main {
    height: 2782px;
    width: 1440px;
    margin-top: 100px;
}

.mainvisual {
    text-align: center;
}

.mainvisual img {
    width: 700px;
    height:419px;
    
}

.sections {
    height: 2200px;
    width: 910px; 
    margin: 0 auto; 
    margin-top: 86px;
    
}

.section-about {
    height: 500px;
    width: 910px;
    position: relative;
}

.section-title h2 {
    display:inline-block;
    position: absolute;
    left: 43%;
}

.section-texts  {
    padding-top: 120px;    
}

.section-texts p {
    font-size: 15px;
}

.section-works {
    height: 520px;
    width: 910px; 
    position: relative; 
     
}

.background-skill {
    height: 400px;
    width: 600px;
    margin: 0 auto;
    padding-top: 70px;
    
}

.works-imgs img {
    width: 240px;
    height: 170px;
    margin: 0 auto;
    padding: 14px 24px;
}

.section-news {
    width: 910px;
    height: 500px;
    margin-top: 106px;
    position: relative;
    
}

.section-news h2 {
    position: absolute;
}

.news li {
    width: 600px;
    height: 100px;
    padding-top: 100px;
    
    padding-left: 50px;
    
}



.section-contact {
    height: 500px;
    width: 910px;
    position: relative;
}

.section-contact h2 {
    position: absolute;
    
}

form {
    padding-top: 120px;
}

form p {
    font-size: 15px;
}

input {
    font-size: 4em;
}



textarea {
    font-size: 4em;
}

.btn {
    margin:0 auto;
    position: absolute;
    top: 110%;
    left: 38%;
    font-size: 4px;
    color: white; 
}

.btn input {
    width: 220px;
    height: 55px;
    background-color: black;
    color: white;
}

.btn input:hover {
    background-color: white;
    color: black;
    cursor: pointer;
}

footer {
    width: 1440px;
    background-color: black;
    height: 34px;
    margin-top: 120px;
    
}

footer p {
    color: white;
    padding-left: 685px;
    font-size: 2px;
    padding-top: 10px
}