header{
    background-color:bisque;
    color: #414141;
    padding-top: 10px;
    padding-left: 10px;
    padding-bottom: 10px;
}
header .image{
    width: 70px;
    height:70px;
    border-radius: 7px;
}   
header .heade{
    font-size: 27px;
    color: #414141;
    padding-left: 80px;
}
h1{
    font-size: 50px;
}
a{
    color: blue;
}
.linke{
    float: right;
    margin-top: -70px;
    padding-right: 30px;
    font-size: 40px;
}
div{
    display: flex;
    justify-content: center;
}
main{
    padding: 3%;
    color: #333333;
}
h2{
    font-size: 40px;
    text-align: center;
}
h3{
    font-size: 34px;
}
.tex{
    font-size: 25px;
}
i{
    color: red;
}
footer{
    text-align: center;
}

pre {
    position: relative;
    overflow: visible;
    display: block;
    padding: 0;
    white-space: initial;
    word-break: normal;
    word-wrap: normal;
    background: #353535;
    line-height: 20px!important;
    border: 0;
    border-radius: 5px;
    width: 50%;
    margin-left: 25%;
}
code {
font-family: Consolas, Monaco, 'Andale Mono', monospace;
white-space: initial;
word-spacing: normal;
word-break: normal;
hyphens: none;
color: #f7f6f6;
font-size: 80%;
padding: 0;
vertical-align: 1px;
font-style: normal!important
}
div{
    width: 100%;
    height: 450px;
}
iframe{
    width: 58%;
    height: auto;
    margin-left: auto;
    margin-right: auto;
}