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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!"> m; R3 x5 e2 F7 K5 m
- Label for your tooltip y. G" o* z$ V3 x
- </span>
复制代码CSS代码: - .tooltip-toggle {' j3 e+ q9 H& F
- cursor: pointer;
2 E- I9 f0 I5 N% z! D5 u- X* G - position: relative;
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/ r# @2 e; _' B+ ^ - .tooltip-toggle svg {9 u9 x# z: l/ i' X1 u
- height: 18px;
9 T+ K8 B# u8 @; a - width: 18px;% S2 k6 ~* T" F
- padding-right: 0.5rem;9 i# ]6 p# y/ b4 c' M" c" m7 s' H' ?
- }: ^% w- s$ w+ a. e
- .tooltip-toggle::before {
9 I7 e5 q, |8 T- \ - position: absolute;# {7 e; h1 P1 P
- top: -80px;- V4 ~6 h+ s8 W* x' l7 A3 l
- left: -80px;6 j I0 g- l7 ~+ p
- background-color: #2B222A;
. {* H" j& U: V* X! G# O - border-radius: 5px;$ `0 M3 F0 |( H1 I
- color: #fff;1 B4 O5 C0 q/ J
- content: attr(data-tooltip);
/ X ~# M* q3 T- z5 l - padding: 1rem;
7 g+ c+ t R8 N+ [3 q - text-transform: none;6 Q! K. g) |+ n
- -webkit-transition: all 0.5s ease;
3 f2 P! Y9 z4 C - transition: all 0.5s ease;
. o9 t# S& X1 u8 Y& `- U1 ]2 U - width: 160px;0 B* |% i* b2 l7 {8 i0 B# F% g& b
- }
' f% r# \# S! W5 E3 O" m) J7 G. I - .tooltip-toggle::after {$ `& B9 N' T$ z3 n
- position: absolute;
: H: |+ c# E* O4 x - top: -12px;
, v8 @- c$ o* z: A* S - left: 9px;
5 S* S9 ]& w$ ^! O/ W - border-left: 5px solid transparent;
6 G- i- O/ h. W* B+ Z; B2 E) ^) o - border-right: 5px solid transparent;
& J5 A! K8 y; o2 f) |1 A$ W- }2 i - border-top: 5px solid #2B222A;5 ?- F1 b, M. R1 v2 W' W6 j z- E
- content: " ";& c9 _2 ]( H6 d" p6 \7 E
- font-size: 0;9 g. F, m0 q7 [( L) u( }& a
- line-height: 0;' c2 R; j% f% _5 V a1 j8 u7 E
- margin-left: -5px;
5 l. J( D2 l, {1 h3 p( p, F& s - width: 0;* x# l# d; C+ d2 \1 L0 l, {9 M
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- .tooltip-toggle::before, .tooltip-toggle::after {3 e3 k/ m" l% N r4 G1 ^; ^8 e3 C
- color: #efefef;
- I0 M- L; O( F7 N/ r - font-family: monospace; S8 K2 _* f. A% _+ l
- font-size: 16px;" d* O; M0 Z7 ?3 d" x" u, X9 _0 b
- opacity: 0;
0 p+ Y8 L7 [6 ?+ n1 m$ A$ q - pointer-events: none;" g( I) H' x" p) S/ t7 x) M
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) F% V7 _1 h" f7 X0 p0 Q
- opacity: 1;5 S) E z0 x3 H$ U; r
- -webkit-transition: all 0.75s ease;2 X1 `( S; E4 ]) Y$ k/ S0 S" E
- transition: all 0.75s ease;' t, E) t" E0 f w6 m
- }
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">0 l3 ~" ?0 b% f# c h3 A5 J8 v
- <ul class="nav-items">
4 E, r& z/ n. j3 j - <!-- Navigation -->' w4 Z+ Z) B9 ?1 e+ q+ l, I
- <li class="nav-item"><a href="#">Home</a></li>9 U3 E" {7 W7 I) ^
- <li class="nav-item"><a href="#">About</a></li>
7 `8 _8 F/ j) |. K( h - <li class="nav-item"><a href="#">Contact</a></li>
5 _& H$ {# X/ [. i - <!-- Dropdown menu -->
) y% O* D3 [9 y F - <li class="nav-item nav-item-dropdown">2 }7 n1 A3 \& ^9 K
- <a class="dropdown-trigger" href="#">Settings</a>
. S$ ^9 b3 C K& U* o3 U) O1 \ - <ul class="dropdown-menu">
) j8 E X4 u9 \- @9 |6 u - <li class="dropdown-menu-item">3 x* W, C9 B! q6 {8 Q$ d
- <a href="#">Dropdown Item 1</a>
9 h: V! g! s7 C - </li>
$ ]& e6 g) {6 [ - <li class="dropdown-menu-item">
4 g3 [5 }/ E2 g: W, b2 Y - <a href="#">Dropdown Item 2</a>8 m! x* X% m5 r
- </li>
" t& u( N+ E: U, X0 S( b - <li class="dropdown-menu-item">
3 r8 }3 u& b E) Q! a& n. E - <a href="#">Dropdown Item 3</a>& K; u* o/ [9 j; z6 `
- </li>
7 l% p- E7 ^$ ~6 o6 | - </ul>! j+ D) _/ F. f: H) d. m& A
- </li>- p; ?. z" ~0 c8 r- Z) i) a6 E
- </ul>. \& d% o: S8 [- H" [
- </div>
复制代码对应的CSS代码如下: - .nav-container {6 W7 @+ p: z+ I7 I
- background-color: #fff;
3 c1 h$ h0 H! ~9 Z - border-radius: 4px;: q! _; G5 `" |/ ^9 q7 a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* G/ s! _7 I3 Q6 _" L0 d! M0 X( s9 ~ - padding: 1em;# q3 M1 I h: v/ J
- border: 1px solid #eee;
1 L8 B" k8 g* `0 h- D. B) K; r - display: block;1 @- H. W, q- f/ U$ l
- max-width: 400px;3 s& N7 @7 a: d" ~7 R4 l) X
- margin: 0 auto;
V9 l, T0 `1 \' |2 v; c% M - text-align: center;
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- ul,( ?+ b: e) ~ n7 [- x1 n
- li {
1 t' J- E* ^& C# E. f - list-style: none;
0 J0 D ]# ^2 E9 Q( M0 S - -webkit-padding-start: 0;
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- a {9 y, `9 B7 X/ ^+ M
- text-decoration: none; G3 e6 [" C& ~( g
- color: #ED3E44;
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5 u, A# r1 k* X - .nav-item {
- b4 ?6 W4 ^. X( A - padding: 1em;
F- n( G' B3 C; n7 ^: j - display: inline;
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4 Y- M" `' d* y - .nav-item-dropdown {
) r& a# t/ v0 A. E - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {& l, {4 y% J& F" P4 q' v0 g8 ?
- display: block;
t; B9 V7 J7 {) i) h. r5 v9 } - opacity: 1;
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- .dropdown-trigger {
0 A- t- T" _; e" ], {! M - position: relative;
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; j3 F8 B, B' `8 L5 i - .dropdown-trigger:focus + .dropdown-menu {# D, O8 _$ ^5 U9 K/ k x3 P I3 ?) P
- display: block;5 v6 o/ E$ W& x# d' f, S2 @5 b
- opacity: 1;
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- .dropdown-trigger::after {
# c/ d* k: Z: h6 c. m - content: "›";
* q+ U; q' U. S! h - position: absolute;
5 @2 f [/ g" v' W8 d - color: #ED3E44;( a% f& ~ E0 j
- font-size: 24px;
- v: n3 d8 q$ E n - font-weight: bold;
! @: k5 P" r" @+ }& t" r- d - -webkit-transform: rotate(90deg);
9 j/ [5 [& `8 C* m8 M - transform: rotate(90deg);, j3 F: g3 d& q# o! T4 |$ j: J0 X0 a
- top: -5px;
& F; v( X1 I% x: x. d6 {! g, R - right: -15px;( B$ v& t4 B& ]8 p4 l( V `5 o
- }+ r+ k) ~7 J2 k/ J3 W
- .dropdown-menu {
x9 x+ L& n0 G0 R7 d - background-color: #ED3E44;
& V) x! p1 r | - display: inline-block;$ T! ]; V: Z* k% N4 B: S
- text-align: right;5 o8 Y1 G- o, i" H0 H* k
- position: absolute;
7 Z# @8 x" L; q6 x6 f - top: 2.5rem;# d- g* X7 V& x6 A, i$ J7 c3 t6 `. P
- right: -10px;
G# S' B# d+ A- R4 r3 i - display: none;$ R5 R/ z0 D) O
- opacity: 0;
1 I5 n$ V2 k, }3 P1 H- Z; G9 V/ Q - -webkit-transition: opacity 0.5s ease;! K: O9 y9 L' R, d, b6 \
- transition: opacity 0.5s ease;; T5 d- H6 F5 o
- width: 160px;. `7 q- u( f3 M/ i7 u9 y% o
- }% V2 T5 g; N) Q5 g5 M7 U# \
- .dropdown-menu a {
2 g/ Z6 l( V# }! J; z; C - color: #fff;
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- .dropdown-menu-item {/ z8 A! L& ?& @" N
- cursor: pointer;0 M" K6 @) g8 U) N$ L
- padding: 1em;! L$ F( k( J! a" q1 a( k& q" [! Q, C
- text-align: center;$ p/ H7 e# @/ t, T& G- i+ \
- }
" a5 y! b( `" A- }- ] - .dropdown-menu-item:hover {
0 u5 @5 i4 K$ c - background-color: #eb272d;! h( T/ w6 A( }1 j* l
- }
复制代码
, t- r. c' W4 S+ ^: M4 A可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 U- o E- I3 l6 y% n( Z - <!-- Checkbox toggle -->/ N1 v; G6 J: p# d, U+ P) d6 A3 G. b
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' L8 H, o; B3 l+ D6 [
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' Y, a+ v/ v) l+ T
- <!-- Content to toggle from www.mfbuluo.com-->: _# S, D2 R8 j, ~7 F' w3 F
- <div role="toggle" class="toggle-content">
7 _2 I7 I9 e2 K$ O - BA-NA-NA-NA!
v4 |$ j' f9 f - </div>
2 g. X3 m0 _) X( {3 ~% H7 N7 _4 I - </div>
复制代码CSS代码内容如下: - .toggle {1 v) e7 F$ s( \; w4 E4 ?6 {/ ~
- margin: 0 auto;0 p6 e. ~: _, c5 t& L1 K0 m( W9 l
- max-width: 400px;
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- .toggle-label {
, G( b; u1 M1 k$ J6 b i - font-size: 16px;: q7 S }5 X! s, D; O
- background: #fff;& c4 h& z" \# d! z7 m
- padding: 1em;: r) _/ a( ^3 B. M% A- a
- cursor: pointer;+ b+ \1 Z! h' y* R( G1 f
- display: block;
) g7 r h+ X, Q6 R; \) V4 C - margin: 0 auto 1em;
: r+ {. r: y5 {" s. Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" F) t3 Z4 e2 Z - border-radius: 4px;
3 |+ T) w0 ?4 r d! l# a - }9 h2 K0 t$ e. ]4 L, ^
- .toggle-label:after {# m" e% x! V0 G: I8 u) h+ z F/ H: l
- color: #ED3E44;# M& R# T0 @. R3 a# G z0 v# a& m o& X
- content: "+";
/ Y8 p2 S3 x* S: Q - float: right;
) @# x( E/ ~7 d$ Y& c9 m - font-weight: bold;
# L9 e9 L: X* l% [! _5 l. K - }7 {2 l& R) Q1 L% K2 Q, z- c
- .toggle-content {( x0 Q0 o) } X) `4 ~- K
- color: #B0B3C2;
6 w( `( V% W. g" f- n: w/ i - font-family: monospace;
" z4 l: D7 J+ p7 b - font-size: 16px;7 Q# r- o5 R, a5 v) `* z
- margin-bottom: 1.5em;
7 x( ~. Q9 K& J" m6 K$ D* c - padding: 1em;- v7 w$ \3 g# s4 }1 t
- }9 u6 U% d/ G3 u, ~" p( N
- .toggle-input {* f: ^, B B7 _( M- O
- display: none;
: u5 O+ t) k' z k7 U - }2 ?3 B9 a1 l7 f" z
- .toggle-input:not(checked) ~ .toggle-content {2 H; z) J- |6 A7 ]5 l& {5 m2 s
- display: none;2 e$ W' y) Z) }7 L
- }
0 q8 h" b- y1 R" }5 [9 z* G) k7 W/ ? - .toggle-input:checked ~ .toggle-content {
- U1 z; d9 X9 Z; P0 ^+ t - display: block;
+ |6 C2 B# t* I5 x0 W - }& Y, h) w) k& j3 Q; m! f
- .toggle-input:checked ~ .toggle-label:after {: d) P* ]& Y9 \0 ?+ K2 B9 n. d, _ k. A, d
- content: "-";: |7 X. }$ @5 c; y
- }
复制代码 6 Z& i* z- D. Q0 H: g" K
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