html {
    width: 100%;
    height: 100%;
    overflow-x: hidden;
}
body {
    width: 100%;
    height: 100%;
}
.background {
    width: 100%;
    height: 110%;
    margin-left: -8px;
    margin-top: -8px;
    background-color: rgb(37, 41, 51);
    font-family: sans-serif;
    position: fixed;
    top: 0;
    z-index: -1;
    overflow: hidden;
}
.heading {
    background-color: rgb(76, 76, 187);
    color: rgb(255,255,255);
    position: fixed;
    width: 100%;
    height: 80px;
    top: 0;
    z-index: 1;
    box-shadow: 0px 3px 3px rgba(0,0,50,0.5);
    overflow: hidden;
}
.content {
    margin-top: 90px;
    width: 80%;
    height: fill;
    display: inline-block;
    margin-left: 10%;
    background-color: #949ac4;
    padding: 15px;
    box-shadow: 3px 3px 3px rgba(0,0,50,0.5);
    overflow: hidden;
}
.main {
    width: 100%;
    height: 110%;
    margin-left: -8px;
    margin-top: -8px;
    font-family: sans-serif;
}
.title {
    margin: auto;
    margin-top: 25px;
    font-size: 30px;
    margin-left: 20px;
    text-shadow: 2px 2px 3px rgb(10,10,30);
    font-weight: bold;
    cursor: default;
}
.paragraph {
    margin: auto;
    font-size: 20px;
}
.start {
    margin: auto;
    margin-left: 10px;
    margin-top: 10px;
    background-color: rgb(20,20,100);
    border-radius: 10px;
    color: #ffffff;
    height: 50px;
    width: 100px;
    text-align: center;
    display: inline-block;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 3px 3px 4px rgba(0,0,0,0.5);
}
.start:hover {
    background-color: rgb(50,50,200);
}
.start-text {
    display: inline-block;
    font-size: 25px;
    margin: auto;
    margin-top: 10px;
    cursor: pointer;
}
.version {
    position: fixed;
    margin: auto;
    font-size: 20px;
    font-family: sans-serif;
    color: #ffffff;
    font-weight: 700;
    text-shadow: 2px 2px 3px rgba(0,0,0,0.5);
    display: block;
}
.version-box {
    width: 130px;
    height: 20px;
    position: fixed;
    bottom: 0;
    right: 0;
    padding:20px;
    background-color: rgb(10,10,30);
    text-align: center;
    margin: auto;
    display: block;
}