* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    font-family: Arial, sans-serif;
    overflow-x: hidden;
    color: #2C3775;
}
button{
    width: 600px;
    padding: 10px;
    border: 1px solid #e0e0e0;
    margin-bottom: 2rem;
    display: block;
    transition: .3s;
    background: none;
    font-weight: 400;
    background-color: var(--nebulablue);
    color: #fff;
    cursor: pointer;
}
strong {
    font-weight: normal;
}

header {
    padding: 20px;
    background: #fff;
    position: fixed;
    width: 100%;
    z-index: 99999;
    transition: .3s;
    top: 0;
}



header nav ul {
    list-style: none;
}

header nav a {
    text-decoration: none;
    margin-left: 20px;
    color: #4a5568;
}

.logo {
    display: flex;
    align-items: center;
    height: 100%;
    color: #000;
    text-decoration: none;
}

.logo strong {
    margin-left: 10px;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    height: 50px;
    display: flex;
    justify-content: space-between;
}

.right-header {
    display: flex;
    align-items: center;
    height: 100%;
}

.login {
    margin-left: 150px;
    padding: 15px 30px;
    background-color: var(--nebulablue);
    color: #fff;
    border-radius: 40px;
    text-decoration: none;
}

header img {
    height: 20px;
}

.container {
    max-width: 1200px;
    margin: 10rem auto;
    padding: 20px;
}

.box {
    display: none;
}

.affect {
    display: block;
}



select,
input,
textarea {
    width: 600px;
    padding: 10px;
    border: 1px solid #e0e0e0;
    margin-bottom: 2rem;
    display: block;
    transition: .3s;
    background: none;
    font-weight: 400;
}

label {
    margin-bottom: .5rem;
    display: block;
}

input:focus,
textarea:focus {
    border-color: var(--nebulablue);
    outline: none;
}

.custom-select {
    position: relative;
    width: 600px;
    margin-bottom: 4rem;
}

.custom-select select {
    display: none;
    /* Masquer le select natif */
}

.arrow {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
}

.custom-select-trigger {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border: 1px solid #e0e0e0;
    cursor: pointer;
    position: relative;
}

.custom-options {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #f4f7fe;
    border: 1px solid #e0e0e0;

    z-index: 1000;
    display: none;
    max-height: 200px;
    overflow-y: auto;
}

.custom-options.open {
    display: block;
}

.custom-option {
    padding: 10px;
    font-size: 16px;
    color: #333;
    cursor: pointer;
}

.custom-option:hover {
    background-color: #e0e0e0;
}



@media (max-width: 1024px) {
    header {
        position: relative !important;
        border-bottom: 1px solid #dad9da;
        padding: 10px 20px;

    }

    nav a {
        display: none;
    }

    .login {
        margin: 0;
        padding: 0;
        color: var(--nebulablue);
        background: none;
    }

    select,
    input,
    textarea, .custom-select, button {
        width: 100% !important;
    }

}

@media (max-width: 768px) {

    h1,
    h3 {
        font-size: 28px !important;
        line-height: 36px !important;
    }

    h2 {
        line-height: 24px;
        font-size: 1rem;
    }
}