*{
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    font-family: 'Century Gothic';
    font-family: "Century Gothic","Apple Gothic",sans-serif;
}
a{
    text-decoration: none;
}
h1{
    font-weight: 700;
    font-size: 72px;
    line-height: 88px;
    align-items: center;
    text-align: center;
    letter-spacing: 0.15em;
    color: #000000;
    text-transform: uppercase;
    margin: 50px 10px;
}
body{
    background-image: url("../images/background-lines.png");
    background-repeat: no-repeat repeat;
    background-size: 25vw;
    background-color: #f3f3f3;
    margin-top: 175px;
}
button{
    text-align: center;
    box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.25);
    border-radius: 15px;
    border: none;
    transition: 0.2s;
    cursor: pointer;
    color: white;
    background-color: #181818;
    height: 50px;
    width: 400px;
    font-weight: 600;
    font-size: 20px;
    line-height: 29px;
    letter-spacing: 0.1em;
    margin: 25px;
}
button:hover{
    background-color: #A91125;
}
button:active{
    background: #0A0A0A;
    box-shadow: inset 0px 0px 2px 2px rgba(0, 0, 0, 0.25);
}
main{
    min-height: 1000px;
    top: 400px;
}
footer{
    background: #FFFFFF;
    box-shadow: 0px 1px 5px rgba(0, 0, 0, 0.25);
    margin-top: 100px;
}
footer span{
    display: flex;
    justify-content: center;
    margin-top: 125px;
    margin-bottom: 15px;
}
footer span a{
    color: #A91125;
    cursor: pointer;
    transition: 0.2s;
}
footer span a:hover{
    font-weight: 600;
}
footer > div{
    display: flex;
    justify-content: space-between;
    margin: 25px;
}
footer img{
    width: 175px;
    height: 100%;
    margin-right: 50px;
}
footer .certificate{
    display: block;
    text-align: center;
    justify-content: center;
    align-content: center;
    width: 400px;
}
footer .certificate a{
    color: #181818;
    text-decoration-line: underline;
    text-decoration-color: #A91125;
    text-decoration-thickness: 2px;
    -webkit-text-decoration-line: underline;
    -webkit-text-decoration-color: #A91125;
    -webkit-text-decoration-thickness: 2px;
    text-underline-offset: 5px;
    line-height: 1.75em;
    transition: 0.1s;
}
footer .certificate a:hover{
    font-weight: 700;
    font-size: 1.05em;
    text-underline-offset: 10px;
    transition: 0.2s;
}
main button{
    display: block;
    justify-self: center;
    position: relative;
}
@media (max-width: 800px){
    body{
        background-image: url("../images/background-lines-sm.png");
        background-size: 130px;
    }
    button{
        height: 40px;
        width: 300px;
        font-weight: 600;
        font-size: 1em;
        line-height: 1.5em;
        letter-spacing: 0.1em;
        margin: 25px auto;
    }
    h1{
        font-size: 50px;
        margin: 25px 10px;
    }
}
@media (max-width: 600px){
    footer img{
        margin: 0;
    }
    footer .certificate{
        width: 200px;
    }
    footer img{
        width: 100px;
    }
}