style.css

body{
    margin: 0px;
}
button{
    border: 5px;
    border-radius: 2px;
    width: 170px;
    font-size: 25px;
    margin: 30px;
    color: white;
    border: medium none;
    background-image: none; 
    background: transparent;
    background-color: transparent;
}
button:hover{
    color: #000000;
    background-color: rgba(255, 255, 255, 0.562);
}
.menu{
    width: 600px;
    height: 600px;
    background-image: url(img/unnamed.gif);
    background-size: cover;
    margin-left: 30%;
    display: inline-block;
}
.main{
    background-color: rgba(0, 0, 0, 0.767);
    width: 300px;
    height: 600px;
    margin: 0px auto;
}
.btn{
    margin-top: 100px;
}
.start{
    text-align: center;
    
}
.instruct{
    background-color: rgba(255, 255, 255, 0.822);
    height: 600px;
}
.inst{
    text-align: center;

}
.records{
    text-align: center;
}
.logo{
    text-align: center;
}
h1{
    margin-top: 0px;
    font-size: 45px;
    color: white;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
.icon{
    margin-left: 30px;
    padding: 15px;
}
.int{
    margin: 0px;
    padding: 5px;
    font-size: 40px;
    color: rgb(56, 56, 56);
}
.back{
    text-align: right;
    margin-top: -40px;
}
.back button{
    color: rgb(56, 56, 56);
}
.back1{
    text-align: right;
    margin-top: -20px;
}
.ramka{
    width: 500px;
    height: 500px;
    margin: 40px;
    border: 10px solid gray;
}
.rec{
    height: 50px;
    border: 3px solid black;
    background-color: gray;
    opacity: 0.6;
}
#inputName{
    display: none;
    position: absolute;
    margin-left: 40px;
    margin-top: 230px;
    color: white;
    background-color: rgba(0, 0, 0, 0.932);
    border-radius: 2px;
    padding: 20px;
}
#inputName button{
    margin: 0px;
}

#inputName p{
    font-size: 30px;
}

#inputName p input{
    padding: 10px;
}