body {
    margin: 0;
    font-family: sans-serif;
}

* {
    box-sizing: border-box;
}

#gameArea {
    border: solid 1px #000;
    display: grid;
}

.field {
    width: 40px;
    height: 40px;
    border: solid 1px #000;
    cursor: pointer;
    background-color: #aaa;
    user-select: none;
    text-align: center;
    font-family: sans-serif;
    font-size: 28px;
    display: grid;
    justify-content: center;
    align-items: center;
    font-weight: bolder;
}

.flagIcon {
    position: relative;
    width: 40px;
    height: 40px;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
}

.bombIcon {
    position: relative;
    width: 30px;
    height: 30px;
    transform: translate(-50%, -50%);
    top: 40%;
    left: 50%;
}

#explosion {
    position: fixed;
    top: 50%;
    left: 50%;
    height: 100%;
    transform: translate(-50%, -50%);
    display: none;
}

#game {
    position: absolute;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
}

#topBar {
    border-top: solid 2px #000;
    border-left: solid 2px #000;
    border-right: solid 2px #000;
    width: 100%;
    user-select: none;
    height: 32px;
}

#bombCount {
    position: absolute;
    font-size: 20px;
    font-weight: bolder;
    text-align: left;
    padding: 3px 10px;
    cursor: pointer;
    left: 2px;
    transition: 100ms;
}

#retry {
    top: 2px;
    position: absolute;
    transform: translateX(-50%);
    left: 50%;
    cursor: pointer;
    font-size: 25px;
    font-weight: bolder;
    text-align: center;
    transition: 100ms;
    border-radius: 50%;
    width: 30px;
}

#fieldSize {
    position: absolute;
    font-size: 20px;
    font-weight: bolder;
    text-align: right;
    padding: 3px 10px;
    cursor: pointer;
    right: 2px;
    transition: 100ms;
}

#bombCount:hover, #retry:hover, #fieldSize:hover {
    background: rgba(0,0,0,0.3);
}

#bombCounterIcon {
    width: 20px;
    position: relative;
    top: 2px;
    left: 3px;
}

#bombSettings {
    border: solid 1px #000;
    position: absolute;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    background: rgba(0,0,0,0.8);
    padding: 1em;
    display: none;
}

#bombsInput {
    background: transparent;
    border: solid 1px #fff;
    padding: 0.3rem;
    color: #fff;
    font-size: 20px;
    width: 8rem;
    position: relative;
    top: -5px;
}

#bombsInput:focus {
    outline: none;
}

.settingsOk {
    background: transparent;
    color: #fff;
    border: solid 1px #fff;
    padding: 0.3em 0.8em;
    font-size: 18px;
    position: relative;
    transform: translateX(-50%);
    left: 50%;
    top: 1rem;
    cursor: pointer;
    margin-bottom: 1rem;
}

.settingsOk:hover {
    background: rgba(255, 255, 255, 0.3);
}

#fieldSettings {
    border: solid 1px #000;
    position: absolute;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    background: rgba(0,0,0,0.8);
    padding: 1em;
    display: none;
    color: #fff;
    font-size: 20px;
}

.fieldSettingsIn {
    background: transparent;
    border: none;
    border-bottom: solid 1px #fff;
    padding: 0.3rem;
    color: #fff;
    font-size: 20px;
    width: 5rem;
    position: relative;
    top: -5px;
    text-align: center;
}

.fieldSettingsIn:focus {
    outline: none;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type=number] {
    -moz-appearance: textfield;
}

#win {
    position: fixed;
    top: 50%;
    left: 50%;
    height: 100%;
    transform: translate(-50%, -50%);
    display: none;
}