@import url("https://fonts.googleapis.com/css?family=Open+Sans");

html, body {
    overflow: hidden;
    background-color: #ecf0f1;
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-family: "Open Sans", sans-serif;
}

.title {
    top:10%;
    position: absolute;
    font-size: 1.8rem;
    margin-bottom: 25px;
}

.clock-box {
    position: relative;
    width: 250px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px 50px 50px 50px;
    background-color: white;
}

.clock-container {
    position: relative;
    width: 200px;
    height: 200px;
}

.knob {
    position:absolute;
    top:85px;
    left:85px;
    width:30px;
    height:30px;
    background-color:#ecf0f1;  
    border-radius: 50% 50% 50% 50%; 
    z-index:10;
}

.dial-container-12 {
    position: absolute;
    top: 10px;
    left: 120px;
    width: 10px;
    height: 230px;
}

.dial12 {
    width: 10px;
    height: 10px;
    background-color: #ecf0f1;
}

.clock {
    position: absolute;
    top: 0px; 
    left: 0px;
    width: 200px;
    height: 200px;
    border-radius: 0px 0px 0px 0px;  
    background-color: white;
}

.circle {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 100px 100% 100% 100px; 
}

.circle .circle-left {
    position: absolute;
    top: 0px; 
    left: 0px;
    width: 100px;
    height: 200px;
    background-color: #3498db;  
    border-radius: 100px 0% 0% 100px;  
}
.circle .circle-right {
    position: absolute;
    left: 100px;
    top: 0px;
    width: 100px;
    height: 200px;
    background-color: white;
    border-radius: 0px 100px 100px 0px
}

.pie-mask {
    position: absolute;
    top: 0px; 
    left: 100px;
    width: 100px;
    height: 200px;
    background-color: #3498db;
    border-radius: 0px 100px 100px 0px;  
}

@keyframes moveHands{
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(-360deg);
    }
}

.circle {
    animation: moveHands 300s linear forwards;
    animation-iteration-count: infinite;
}

@keyframes moveMask{
    50% {
        position: absolute;
        top: -1px;
        left: -1px;
        width: 101px;
        height: 201px;
        background-color: white;
        border-radius: 0px 0px 0px 0px;  
    }
    to {
        position: absolute;
        top: -1px;
        left: -1px;
        width: 101px;
        height: 201px;
        background-color: white;
        border-radius: 0px 0px 0px 0px;  
    }
}

.pie-mask {
    animation: moveMask 300s step-end forwards;
    animation-iteration-count: infinite;
}