body{
    background-color:#303030;
    font-family:Arial;
}

.content h1{
    font-size:min(10vw, 100px);
    color:#ffffff;
    text-align: center;
}
.content input{
    padding: 5px;
    text-align: center;
    color:#ffffff;
    background-color: #404040;
    border: 5px solid #404040;
    border-radius:8px;
    outline:none;
    transition-duration: 0.2s;
} 
.content input:focus{
    border-radius:3px;
    border: 5px solid #606060;
    background-color: #505050;
} 

.content button{
    padding: 0px;
    color:#ffffff;
    background-color: #404040;
    border: 5px solid #404040;
    border-radius:8px;
    outline:none;
    transition-duration: 0.2s;
} 
.content button:hover{
    border-radius:3px;
    border: 5px solid #606060;
    background-color: #505050;
} 
.content button:active{
    border-radius:3px;
    border: 5px solid #606060;
    background-color: #606060;
}

.center-block {
    display: block;
    margin-right: auto;
    margin-left: auto;
}

.field {
    width: min(85vw, 1500px); 
    height: 10vw;
    max-height: 150px;
    font-size: min(7vw, 90px);
    padding: 1px;
    overflow : hidden;
}
.field2 {
    width: min(85vw, 1500px); 
    height: 5vw;
    max-height: 75px;
    font-size: min(2.5vw, 40px);
    padding: 1px;
    overflow : hidden;
}
.field3 {
    width: min(85vw, 1500px); 
    height: 4vw;
    max-height: 50px;
    min-height: 30px;
    overflow : hidden;
    font-size: min(2.5vw, 40px);
}
.field3 button {
    font-size: min(100%, 50px);
}
.field2 button {
    font-size: 80%;
    margin-left: 1.5%;
}

.flex {
    display: flex;
}
.numfield {
    width: 85%; 
    font-size: 80%;
    margin: 1%;
}
.basefield {
    width: 10%; 
    font-size: 80%;
    margin: 1%
}
.buttonfield {
    width: 10%; 
    font-size: 50%;
    height:50%;
}
.togglebutton {
    display: inline-block;
    position: relative;
    font-size: 50%;
    width: 10%;
    height: 90%;
}
.togglebutton input {
    opacity: 0;
    width: 0;
    height: 0;
}
.togglebutton span {
    display: inline-grid;
    position: absolute;
    align-items: center;
    font-size:100%;
    color:#ffffff;
    cursor: pointer;
    text-align: center;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #404040;
    border-radius:8px;
    border: 5px solid #404040;
    transition: 0.2s;
}
.togglebutton input:hover + span {
    border-radius:3px;
    border: 5px solid #606060;
    background-color: #505050;
}

.togglebutton input:checked + span {
    border-radius:3px;
    border: 5px solid #707070;
    background-color: #606060;
}

.field2 .correct{
    border: 5px solid #00ff00;
    background-color: #4b6349;
}

.field2 .incorrect{
    border: 5px solid #ff0000;
    background-color: #614a4a;
}