* {
    padding: 0;
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    
    
}

body {
    background-color: #1f2937;
    overflow-y: hidden;
}

header {
    background-color: #000000;
    width: 100dvw;
    
}

nav {
    margin: 0 100px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1000;
}

.logo-name {
    color: #ffffff;
    font-size: 24px;
    font-weight: 600px;
}

.nav-icon {
    /* border: 2px solid #f7b168;
    border-radius: 10px; */
    width: 40px;
    height: 40px;
}

.nav-icon a{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-icon a img{
    width: 60%;
    height: 60%;
    filter: invert(1); /* applies inversion */
}

.nav-menu {
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 999;
    transition: all 0.3s ease;
}

.nav-menu a {
    color: #ffffff;
    text-decoration: none;
    padding: 10px 20px;
    font-size: 12px;
    transition: all 0.3s ease;
}

.menu-selected {
    border: 2px solid #f7b168;
    border-radius: 10px;
    text-transform: uppercase;
    color: #f87171 !important;
    font-weight: 600 !important;
}

.nav-menu a:hover {
    color: #f87171;
    font-weight: 600;
    font-size: 14px;
}

.burger-menu {
    
    height: 30px;
    width: 30px;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
}

.burger-menu:hover {
    cursor: pointer;
}

.burger-menu div{
    background-color: #ffffff;
    height: 4px;
    width: 100%;
    transition: all 0.3s ease;
}

.burger-top-clicked {
    transform: rotate(45deg) translateY(10px) translateX(10px);
}

.burger-mid-clicked {
    opacity: 0;
}

.burger-low-clicked {
    transform: rotate(-45deg) translateY(-10px) translateX(10px);
}


.main-timer-section {
    margin: 20px 100px;
    display: grid;
    grid-template-areas: 
        "room-details main-timer message-section";
    grid-template-columns: 1fr 4fr 1fr;
    gap: 20px;
}

.main-timer-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.main-timer-name {
    width: 80%;
    font-size: 16px;
    color: #f7b168;
    font-weight: 600;
    
}

.main-timer {
    border: 4px solid #ffffff;
    border-radius: 12px;
    position: relative;
    background-color: #1f2937;
}

.main-timer-btn {
    background-color: #1f2937;
    border-radius: 12px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-timer-btn-inner {
    background-color: #1f2937;
    
    margin: 40px 100px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}



.main-btn {
    height: 50px;
    width: 50px;
    margin: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    
}

.main-btn img {
    width: 90%;
    height: 90%;
    filter: invert(1);
}

.reset-btn {
    position: absolute;
    top: 10px;
}

.btn-10s {
    border: 4px solid #ffffff;
    border-radius: 50%;
    height: 40px;
    width: 40px;
}

.btn-10s img {
    width: 70%;
    height: 70%;
}

.main-timer-progress {
    border: 2px solid #ffffff;
    border-radius: 2px;
    width: 80%;
}

.main-timer-progress-inner {
    background-color: #7ed957;
    height: 0px;
}

.main-timer-time {
    font-size: 160px;
    margin: 40px 0;
    font-weight: 700;
    filter: invert(1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-timer-time span {
    margin: 0 5px 20px 5px;
    font-size: 120px;
}

.reset-btn {
    border: 4px solid #7ed957;
    border-radius: 12px;
    margin-top: 30px;
    background: none;
    height: 60px;
    width: 60px;
    
}

button {
    transition: all 0.3s ease;
}

button:hover {
    cursor: pointer;
    transform: scale(1.1);
}

.reset-btn img {
    width: 70%;
    height: 70%;
    filter: invert(1);
}

.mid {
    margin: 20px 100px;
}

.timer-list {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.timer-row {
    border: 4px solid #ffffff;
    position: relative;
    border-radius: 12px;
    margin: 10px;
    min-width: 100px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.timer-name {
    margin: 10px 10px 5px 10px;
    font-size: 10px;
    font-weight: 600;
    color: #f7b168;
}

.timer-time {
    margin: 5px;
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
}

.timer-list-btn {
    margin: 5px 5px 0 5px;
}

.timer-list-btn button{
    
    height: 30px;
    width: 30px;
    background: none;
    border: 2px solid #ffffff;
    border-radius: 50%;
    margin: 5px;
}

.timer-list-btn button img{
    
    height:100%;
    width: 100%;
}

.timer-row-delete-btn {
    position: absolute;
    top: -15px;
    right: -15px;
}

footer {
    height: 40px;
    font-size: 10px;
    background-color: #000000;
    color: #f7b168;
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    bottom: 0;
    width: 100dvw;
}

@media screen and (max-width: 1200px) {
    nav {
        margin: 0 60px;
    }

    .main-timer-section {
        margin: 20px 60px;
    }
}

@media screen and (max-width: 1040px) {
    nav {
        margin: 0 20px;
    }

    .main-timer-section {
        margin: 20px;
    }
}

@media screen and (max-width: 900px) {
    nav {
        margin: 0 10px;
    }

    .nav-menu {
        background-color: #000000;
        position: fixed;
        flex-direction: column;
        margin: 0px;
        top: 60px;
        right: -2000px;
        width: 100dvw;
    }

    .nav-menu a {
        margin: 20px;
    }

    .burger-menu {
        display: flex;
    }

    .main-timer-section {
        margin: 20px 10px;
        gap: 10px;
    }
}