body {
    background-color: #00356B;
}

label.radio {
    cursor: pointer;
    width: 100%;
}

label.radio input {
    position: absolute;
    top: 0;
    left: 0;
    visibility: hidden;
    pointer-events: none
}

label.radio span {
    padding: 4px 12px;
    border: 1px solid brown;
    display: inline-block;
    color: brown;
    width: 100px;
    text-align: center;
    border-radius: 3px;
    margin-top: 7px;
    text-transform: uppercase;
    text-align: left;
    width: 100%;
}

label.radio input:checked+span {
    border-color: brown;
    background-color: brown;
    color: #fff
}

.ans {
    margin-left: 36px !important
}

.btn:focus {
    outline: 0 !important;
    box-shadow: none !important
}

.btn:active {
    outline: 0 !important;
    box-shadow: none !important
}
#particles-js {
  position: absolute;
  width: 100%;
  height: 100%;
  background: #00356B;
}
canvas {
  display: block;
  vertical-align: bottom;
}