* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-color: rgb(26, 24, 24);
    width: 100vw;
}
.allcontainer {
    position: relative;
    margin: 150px auto;
    background-color: #ddd;
    width: 500px;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 2px #fff;
}
.allcontainer h1 {
    text-align: center;
    color:rgb(0, 0, 128);
}
.allcontainer >p {
    text-align: center;
    margin: 5px 0;
}
.questions h2 {
    padding-left: 5px;
    color: rgb(0, 0, 128);
}
.questions p {
    font-weight: bold;
    padding-top: 10px;
    padding-left: 5px;
}
.options {
    margin: 15px 0;
    padding-bottom: 10px;
}
.opt {
    width: 100%;
    text-align: left;
    padding: 5px;
    margin: 5px;
    cursor: pointer;
}
.btn {
    display: flex;
    width: 460px;
    white-space: nowrap;
    justify-content: space-between;
    padding-top: 5px;
    margin-bottom: 10px;
    margin-left: 5px;
}
#next,#start {
    margin-bottom: 10px;
    padding: 5px;
}
.correct {
    background-color: rgb(31, 196, 31);
}
.wrong {
    background-color: rgb(226, 68, 68);
}
.disabled {
    cursor: no-drop;
}