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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
8 {; ]0 }3 A5 l7 K - Label for your tooltip# j: L( v! M0 u: Z
- </span>
复制代码CSS代码: - .tooltip-toggle {- O! d8 m) _- w7 q
- cursor: pointer;
$ O7 \. L1 y) u/ P" z - position: relative;
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- .tooltip-toggle svg {+ g/ r/ c0 l+ P6 ~
- height: 18px;4 y. G4 P/ l% p2 u
- width: 18px;
! N% j+ u* i7 u% X. m - padding-right: 0.5rem;
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- .tooltip-toggle::before {
+ ^5 _: k. Q& T e' l) E - position: absolute;5 A1 b+ g2 y7 ]7 R: ]8 _
- top: -80px;' R" S/ E: y7 ^2 ?/ k) Z) G
- left: -80px;# G7 t2 s+ E* J' |* @& P- t; w
- background-color: #2B222A;1 v8 v0 o D) _
- border-radius: 5px;/ o- Q1 k0 d( L+ K# `
- color: #fff;' d8 }5 n, s+ \
- content: attr(data-tooltip);
9 Z6 d; N- a" X" f2 {. l - padding: 1rem;/ H, ]& x% g5 T8 V) O$ }
- text-transform: none;* M! @1 C8 C( z% T
- -webkit-transition: all 0.5s ease;! [7 } M4 b- c2 Y
- transition: all 0.5s ease;" c0 _+ Q) |, W5 s2 O
- width: 160px;
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- .tooltip-toggle::after {
3 O% S4 w: S r8 _, p* F) H - position: absolute;5 _6 h3 b$ j, t* U* ]+ f
- top: -12px;
' R( ?3 z+ D& S. H y3 n - left: 9px;
2 {9 _3 e2 x5 T - border-left: 5px solid transparent;* i/ Y6 E, M1 Q1 z; S& {% l
- border-right: 5px solid transparent;
6 r# l' ^ {3 n& ~* O& I - border-top: 5px solid #2B222A;3 R% V1 O- h. a4 J6 N7 m4 V
- content: " ";
- l5 m- i% ^6 w* _ - font-size: 0;
% s* z# }5 v/ h7 S) B4 ? - line-height: 0;) |+ d* i3 m) Y& q
- margin-left: -5px;0 n2 X8 W- R9 f1 ~) `# Q5 \& A1 ]5 l
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
5 `; A: X/ e4 B9 d7 C8 u8 G5 } - color: #efefef;
- D* u) x. e5 f' f# f' J - font-family: monospace;; V5 h* X3 t: I* E0 `8 g! u; o( y9 e
- font-size: 16px;
/ v0 x( k+ F" q& D, H( B - opacity: 0;
/ X- V) V6 f0 Z! s) \ - pointer-events: none;' C- U0 t" ` l
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 E6 s6 o2 ~2 Y! y% S2 V& G+ \ - opacity: 1;& k3 @: U5 k& d/ V
- -webkit-transition: all 0.75s ease;! d( e _7 k, V
- transition: all 0.75s ease;
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复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
# c9 |' o9 A& j: g0 u - <ul class="nav-items">
9 S: T- ]; i" U+ `/ z - <!-- Navigation -->
( i' F0 C1 @; r - <li class="nav-item"><a href="#">Home</a></li>' L/ P8 @' T& f" K1 S
- <li class="nav-item"><a href="#">About</a></li>7 n5 U: ?! r) E$ }
- <li class="nav-item"><a href="#">Contact</a></li>- l7 L2 O8 |: U" i! e
- <!-- Dropdown menu -->
) B. e6 z# g" s9 l" W' F, U - <li class="nav-item nav-item-dropdown">' K$ a2 _! x% y/ m
- <a class="dropdown-trigger" href="#">Settings</a>9 z0 O( X" y! ]. M4 S' j8 n
- <ul class="dropdown-menu">8 G! P( D2 {& |
- <li class="dropdown-menu-item">7 `; Y4 d) F, h+ R) Y
- <a href="#">Dropdown Item 1</a># m3 d, @/ r" |8 _* a; @, k9 ~
- </li>
* C/ [$ S9 S& b8 i4 k9 @. o - <li class="dropdown-menu-item">, c3 \6 [! C2 ?( F. p
- <a href="#">Dropdown Item 2</a>
& ?8 o, X8 a2 [3 Y; Y4 x& N# d - </li>
$ v) N- N# P5 [) r% ^% e' @& ] g - <li class="dropdown-menu-item">
3 q+ L4 v ?! o% Z1 m$ K - <a href="#">Dropdown Item 3</a>
+ a; k( R- |( o" z6 k# v: ~ - </li>
) F8 |0 b% ]: I1 h- N j" ^ - </ul>; G; {; b7 G0 b4 _ V: k9 y
- </li>8 q: ]: @/ f& ]* [' i7 s T" F
- </ul>" j4 x5 a8 h/ T1 |5 E. w" O$ @
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ h1 Y* e& j4 H1 [$ i" \
- background-color: #fff;
/ ?' o$ C1 k" x } - border-radius: 4px;
/ E2 M/ a) k I% O. a& { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, n- S) H Q' b/ D
- padding: 1em;
" y, `' i: Q7 x - border: 1px solid #eee;) u% t3 ^2 s0 ~; U; X
- display: block;
6 o, H) L2 ^, a5 p& P. n - max-width: 400px;) M$ C2 d9 K' @: B% L- w4 j1 _
- margin: 0 auto;
0 l2 N2 o. v: y- ^8 Y! t- v% h - text-align: center;" a- F9 `0 ~ g; b. n3 `
- }; i, r. q6 _% A* c: G; y
- ul,
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- list-style: none;
8 Y( a/ U. r k- u/ y, \ - -webkit-padding-start: 0;
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- a {
1 z- v& W% g" O1 _9 Z - text-decoration: none;3 T* A/ J( y7 Q& B; X- A. y3 L$ v
- color: #ED3E44;, _, v& O8 ]3 T5 }, P; L" i- P, ?
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- .nav-item {
2 _8 R1 d! S0 d% U& ^* }% m - padding: 1em;! j; e7 z* Q! P$ f' c4 Z
- display: inline;
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- .nav-item-dropdown {; {6 D1 Y j0 L v$ D
- position: relative;
- ^1 O* o, X$ A0 s - }1 s9 m* |2 z. e( P# B1 U5 h2 U
- .nav-item-dropdown:hover > .dropdown-menu {9 h4 w# K3 M" _. E$ M+ a" c
- display: block;3 }5 w; q8 M- [' R
- opacity: 1;
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- .dropdown-trigger {+ R" t) @: ^5 i
- position: relative;
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4 `6 _7 w$ C% d1 b) v" e7 m1 X" K - .dropdown-trigger:focus + .dropdown-menu {8 \. G q2 p" Y$ T3 L
- display: block;5 u( Q S \2 c& P3 d
- opacity: 1;
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$ b: M* G% A7 J; S- a5 O - .dropdown-trigger::after {5 |& J; y) z6 c) i- u& _" J
- content: "›";
0 P% o$ F z1 J; O0 g) J+ ^: f - position: absolute;
# K+ O5 c9 h& |0 l" w2 i - color: #ED3E44;
$ K) V4 h% ]2 y% C$ s8 e - font-size: 24px; r5 n: c4 m4 \: _
- font-weight: bold;
2 A/ O0 C2 k; z5 K - -webkit-transform: rotate(90deg);
! g1 w! e. ^; q; L - transform: rotate(90deg);! p& u* ]: [/ `
- top: -5px;! g( p% T% k0 K6 Y6 @
- right: -15px;
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- .dropdown-menu {6 J9 j& @! u! @* @3 C" M5 y
- background-color: #ED3E44;
2 f5 z* w8 o' Y5 R - display: inline-block;+ ?& d" E( _7 e' w6 ]2 X! X* t$ W
- text-align: right;
" [9 M* Y7 R5 l1 \ - position: absolute;
& r% I: i: ^1 D0 Q# ]' s7 { - top: 2.5rem;( y R/ U/ Y7 P
- right: -10px;
: v$ V3 v* X2 \, S: m* w+ g - display: none;
7 J0 B6 j" W% R& `, |) y1 m9 k - opacity: 0;" e: ?4 n: e' A I$ b c
- -webkit-transition: opacity 0.5s ease;% Z* A2 B$ @. B% a. s
- transition: opacity 0.5s ease;
4 \8 Z4 R( X# ?+ m# b% U7 y, |3 U) J. ]/ c - width: 160px;
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- .dropdown-menu a {
0 p8 \' a& I0 F# i4 q3 y. Z - color: #fff;
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- .dropdown-menu-item {
- ~0 q# i9 Q) z v! U6 B3 @9 y6 T - cursor: pointer;
3 C6 j$ U; X+ O# R& S - padding: 1em;
9 n7 t1 Q; R- R* l& ~% X - text-align: center;
3 [# p& r( [& U* B - }: F/ {8 L6 i7 s$ D9 S5 A
- .dropdown-menu-item:hover {" @: l# T# o. S% t2 C4 N
- background-color: #eb272d;
6 k c; C# W! {4 Q - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> {/ ^7 {4 i6 }, B
- <!-- Checkbox toggle -->
5 e/ V8 O! E5 t: ~$ ^% Y( g: L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& L o- ]! J! f8 j/ A) u% U - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> u* E6 f J3 K# [& v
- <!-- Content to toggle from www.mfbuluo.com-->
2 n! }2 ]- U/ | - <div role="toggle" class="toggle-content">
$ Q8 Z9 a& H; D8 X - BA-NA-NA-NA!
$ _# T- h3 x. j. m8 ] h" a) v - </div>
% {6 s6 s6 ?/ N - </div>
复制代码CSS代码内容如下: - .toggle {. f: o' d! ?; p! a5 n9 }* D# }
- margin: 0 auto;: }4 W$ n g8 C' B
- max-width: 400px;6 ]$ E+ c+ @" S% H( }
- }3 ]0 z( @0 `2 t) I
- .toggle-label {4 L$ K# z5 [( O
- font-size: 16px;5 p- ?3 Z1 |% {% N) f, m* |
- background: #fff;+ w! i% o9 t$ [# R1 ^
- padding: 1em;& u' s' M/ ^3 y
- cursor: pointer;
. I* E$ @8 u6 i. }* }3 I - display: block;1 o/ X( J6 n+ Z. l+ v8 O
- margin: 0 auto 1em;
$ T( F$ r9 N6 i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 J+ ?0 J: b1 X; I7 r
- border-radius: 4px;
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- .toggle-label:after {( a( z: A9 ^1 u- N% \) |& B i9 b
- color: #ED3E44;8 X) a0 d2 X2 O0 b' N
- content: "+";& R) ]( c# f- W
- float: right;
2 q0 k6 J _$ ?* F, _ - font-weight: bold;
! _/ C8 a5 n& i+ y - }7 {2 g/ m) G# N# q5 q
- .toggle-content {& P9 D- ~# b! A' P( p7 q9 u* j
- color: #B0B3C2;+ N( k y/ F9 K) Y- v
- font-family: monospace;
! M8 n& O; A( E2 Y; C - font-size: 16px;
0 E o0 @* F6 _/ x - margin-bottom: 1.5em;
" _- H3 }0 [9 r - padding: 1em;
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- .toggle-input {
; C8 h5 N( y( F4 e - display: none;
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2 X+ F/ a2 [% g0 G. M" x - .toggle-input:not(checked) ~ .toggle-content {
6 W" F6 e$ ]) J9 E& s - display: none;+ \/ @( s' l& }" }7 B& |
- }
: A2 T/ w+ g& B0 I4 ~0 ^ - .toggle-input:checked ~ .toggle-content {6 D1 Y4 w1 j8 {# @9 I
- display: block;
# V) ]. s9 [/ E s - }
5 i: P% _+ V4 ` - .toggle-input:checked ~ .toggle-label:after {' R" ^/ n7 g8 Z, y" j7 w" W
- content: "-";. Y- W7 ]. x% m( ~3 Q5 ?5 c
- }
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