:root {
    --primary-color: #3A87BD;
    --secondary-color: #72CAED;
}

html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

/*html {
    scroll-behavior: smooth;
}
*/
.page-loading {
    height: 100vh;
    width: 100vw;
    background-color: black;
    animation: page-load ease-in 1s infinite;
}

@keyframes page-load {
    0% {
        background-color: #fff;
    }

    50% {
        background-color: #F0F8FF;
    }

    100% {
        background-color: #fff;
    }
}

/* Style the navbar */
#navbar {
    position: sticky;
    top: 0;
    overflow: hidden;
    background-color: #fdfdfd;
    color: var(--mud-palette-text-primary);
    z-index: 9999;
    min-height: 50px;
    box-shadow: rgba(99, 99, 99, 0.2) 0px 2px 8px 0px;
}

.return-today-button {
    border-radius: 4px;
    border: 1px solid #01A6E8;
    border-top: none;
    cursor: pointer;
    min-width: 30px;
    min-height: 30px;
}

.calendar-top-line {
    height: 5px;
    background-color: #01A6E8;
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    width: 100%;
}

.fade-in {
    animation: ease-out 0.6s fade-in;
}

@keyframes fade-in {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

.date-picker-select {
    padding: 4px;
    border: 1px #01a6e8 solid;
    border-radius: 4px;
}

.trainer-picker-select {
    font-size: 1.1rem;
    padding: 4px;
    width: 100%;
    border-radius: 4px;
    border: 1px solid #dddddd;
}

.select-all {
    font-weight: 600;
    color: #286aa9;
    background-color: #d9edf7;
}

.loading-spinner-container {
    position: fixed; 
    top: 0;
    left: 0; 
    right: 0; 
    overflow: hidden;
    height: 100dvh;
    user-select: none;
    z-index: 1;
    background-color: #3078b3c2;
}

.loader {
    width: 48px;
    height: 48px;
    border: 5px solid #FFF;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    position: relative;
    animation: pulse 1s linear infinite;
    top: 45%;
    left: 45%;
}

    .loader:after {
        content: '';
        position: absolute;
        width: 48px;
        height: 48px;
        border: 5px solid #FFF;
        border-radius: 50%;
        display: inline-block;
        box-sizing: border-box;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        animation: scaleUp 1s linear infinite;
    }

@keyframes scaleUp {
    0% {
        transform: translate(-50%, -50%) scale(0)
    }

    60%, 100% {
        transform: translate(-50%, -50%) scale(1)
    }
}

@keyframes pulse {
    0%, 60%, 100% {
        transform: scale(1)
    }

    80% {
        transform: scale(1.2)
    }
}