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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!">
) C; F, R& k) M/ H- e - Label for your tooltip& U+ H8 D+ y- u2 U" f6 B
- </span>
复制代码CSS代码: - .tooltip-toggle {; D, P; K% ]) ?0 |- C& s8 m; k& W
- cursor: pointer;. o) E% B; w" { n( d# h
- position: relative;9 N# h$ j3 U. c5 n7 c' c+ }
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- .tooltip-toggle svg {
) Q# k; o' P9 y) G9 f: S1 E8 ? - height: 18px;
* E/ _7 Q1 S4 ~* X6 q" | - width: 18px;
3 f2 V' q. E- a% f5 S9 P# U5 n - padding-right: 0.5rem;) b. t" L k7 o" `
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- .tooltip-toggle::before {' l" Z7 y0 r; K: R6 h! p) K: @% [; a
- position: absolute;3 y! H* k) G$ m
- top: -80px;
1 X* n9 V/ k" ]6 C, d7 m) J - left: -80px;4 [3 Q, N/ e& t- M, r* ]
- background-color: #2B222A;
3 g/ y6 c* J! h& g - border-radius: 5px;
) X. M( z' \9 }1 [+ L# C( [ - color: #fff;& g7 T. j5 J1 K" V+ X) e& K& z7 ^ P
- content: attr(data-tooltip);
3 \9 y3 y; {% E* w. m; u - padding: 1rem;6 [3 p F' K8 n: C/ [# D0 S
- text-transform: none;6 l1 q5 g+ a. O& M3 }
- -webkit-transition: all 0.5s ease;
) {1 f$ O6 z) B \' W - transition: all 0.5s ease;- [9 ]* N# u% L) `) k& a0 {& e
- width: 160px;( E+ y1 @* B8 I: k! K
- }
5 u8 o* I9 o2 Z9 Q& r2 }" m - .tooltip-toggle::after {
. T! z8 h/ P2 W4 s - position: absolute;. _, [8 G4 |3 x% |" n7 Z
- top: -12px;2 w; |9 k: F* U" v6 I" L
- left: 9px;
" p& U' e* G" }6 i' }' L9 y! y' F; d) w - border-left: 5px solid transparent;
0 D, x- b- D* K2 ~* o9 D - border-right: 5px solid transparent;
( @; V4 c& J& s/ c* O& h9 O/ I - border-top: 5px solid #2B222A;! O0 D( R; N% Z# Y
- content: " ";
0 X# e; G; y* t* I - font-size: 0;8 x7 n+ D/ j0 z; K) Y. O8 c, v" l
- line-height: 0;9 n% i/ `& I' _& Q- O+ ?, p
- margin-left: -5px;
/ {1 j# i9 v: J+ c f - width: 0;& _- h9 i8 u: ]) o2 }3 N9 O: q& g
- }
* m4 B: K i! k0 ^ - .tooltip-toggle::before, .tooltip-toggle::after {' h) n4 U3 C: J7 n; s5 F
- color: #efefef;5 I3 x9 k- O9 e, v# S y
- font-family: monospace;
3 [, x) {& V0 |% `6 e5 ] - font-size: 16px;) o% F+ s( N. L, f! o
- opacity: 0;
+ E0 s, v& W) ~2 s) b$ _2 I - pointer-events: none;% y; z; f! K' L& j6 j- U) L
- text-align: center;$ W& K7 V" ^+ } O& d
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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- -webkit-transition: all 0.75s ease;* P. A6 z' d. A6 J6 @
- 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">1 F5 ]; t) E: `' y2 I
- <ul class="nav-items">, O* l8 H! l) [
- <!-- Navigation -->- u, J8 ` S" M7 [; w6 T1 b
- <li class="nav-item"><a href="#">Home</a></li>2 _& L4 q/ N. B# D3 M! V R
- <li class="nav-item"><a href="#">About</a></li>
3 X! I0 M% k; t* P9 m: t% w5 u- T0 E - <li class="nav-item"><a href="#">Contact</a></li>
& A! ~) T' m! m5 ` - <!-- Dropdown menu -->
/ a F3 p: T' i+ X: T - <li class="nav-item nav-item-dropdown">3 b8 H# x5 A' O5 v0 i8 C; ?- C, c h
- <a class="dropdown-trigger" href="#">Settings</a>& U! u l" y( x, |) Y: S# `
- <ul class="dropdown-menu">
2 M+ L p v E$ I/ I$ a - <li class="dropdown-menu-item">
) K+ a' Q2 Y, ?9 F - <a href="#">Dropdown Item 1</a>( v- o9 }9 ]7 j% F! H
- </li>
7 i+ i" k4 s) G; G0 X" W) M - <li class="dropdown-menu-item">
; Q2 x/ d: }1 a4 E) } - <a href="#">Dropdown Item 2</a>5 T, h4 _/ M4 Q! I
- </li>$ w5 o5 v o+ U. ^2 E( L" C
- <li class="dropdown-menu-item">8 G0 `; x1 N/ J; Z5 A: `$ I
- <a href="#">Dropdown Item 3</a> T, f$ `9 n% |# z$ n
- </li>
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- </li>
' p. I2 {* l2 L/ I - </ul>
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复制代码对应的CSS代码如下: - .nav-container {
* q( q& `" Z; z& u - background-color: #fff;* c) i+ V3 T: r
- border-radius: 4px;
; G+ V' |8 R/ D2 z' D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 [# a5 i9 k; H - padding: 1em;5 U% Q. k( A' V* }* {) b
- border: 1px solid #eee;! z( H) A V3 ?8 W
- display: block;' _' C( ~: L. m
- max-width: 400px;
/ l; y* w4 f; U2 \& W/ r9 M - margin: 0 auto;1 X% e: g6 _% a: t, S2 J7 h
- text-align: center;. r- e6 J$ `! v# o
- }
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- li {
6 v) ]4 s/ R; V. N8 O- x - list-style: none;% S7 h3 R% m8 Q9 h
- -webkit-padding-start: 0;
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- a {+ |4 V5 T$ j2 O9 {& a# K
- text-decoration: none;4 |: s7 t( k6 P* P3 F) b
- color: #ED3E44;
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- .nav-item {
6 ]- ]( i V) b; n0 G& S - padding: 1em;, }' c0 ~6 I9 W% z
- display: inline;
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- .nav-item-dropdown {
0 p) z8 |6 _" A8 E0 x - position: relative;
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& A' {- x g# a% z - .nav-item-dropdown:hover > .dropdown-menu {
# J0 `# [% E# ]# S5 P7 `6 O/ V - display: block;$ _2 s. [2 f7 s2 G, A/ j, d3 |
- opacity: 1;/ o- T( T" p) o$ f' z8 o4 U
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- .dropdown-trigger {
2 {% v; C* V; V* s3 F - position: relative;
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5 B7 f: N: T! V! I1 n8 o - .dropdown-trigger:focus + .dropdown-menu {9 G, ]" b6 F. @+ W
- display: block;
; x0 i( X* X6 C9 }- s5 q5 s - opacity: 1;5 t+ d) ]6 Y6 x- n6 L* x+ U. M
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- .dropdown-trigger::after {" w8 D" K* l6 M+ \' x6 h6 u
- content: "›";
0 A" s$ @( n( s! ^- q1 \ - position: absolute;
5 T4 @: E3 Y ~/ g - color: #ED3E44;8 }; D$ ^, h' F" x( R- {, K8 ^
- font-size: 24px;
: ~1 L$ B. T0 }7 ?3 u - font-weight: bold;/ S7 B! E& ?$ P* W6 S4 P e
- -webkit-transform: rotate(90deg);. M2 }2 L0 ~! R
- transform: rotate(90deg);
& {; [7 F9 t# N" `+ ` - top: -5px;
, ^" N1 M, y, K - right: -15px;1 i' h6 X1 j2 O% S" O/ V& e, L7 M
- }
; J' x8 b& D5 A7 _- C - .dropdown-menu {
6 Z. a* T# m6 v9 I: `& G - background-color: #ED3E44;- B! t# ]3 h% L- m& ^
- display: inline-block;1 V/ S- Q: s5 G) o% C. z) u
- text-align: right;
/ b! z" S+ K. H - position: absolute;
+ G: {4 D) j' C; j B. D0 z! M - top: 2.5rem;
# B) L2 ^ A. f% l0 ?" L - right: -10px;: I- q9 B o/ Q, |
- display: none;' X& z/ v f8 @2 ?* D k
- opacity: 0;; y7 _) Y& ?; Y* i/ ?6 N
- -webkit-transition: opacity 0.5s ease;# y# q2 y J* A6 `) {0 n0 \
- transition: opacity 0.5s ease;% Z$ X: k; ?6 |7 a a
- width: 160px;$ d' @. ?& i) Z1 d8 }, Y0 M
- }
. x$ i& ~- W+ l3 ]- d+ c - .dropdown-menu a {2 J' r' d. j' M" a1 f- r# ~
- color: #fff;
- |% [' @" t0 z5 n% J - }4 O) F) I2 E' ] j8 r8 \
- .dropdown-menu-item {2 w0 M" M+ }+ m/ L
- cursor: pointer;
( L! r! B T c* { - padding: 1em;; t' t4 p% C. [7 Y! R+ U# F! T% t# ~
- text-align: center; M. }" Y" z+ c0 V
- }
m( u5 d' j+ A3 M4 v4 m/ M - .dropdown-menu-item:hover {
6 k; \1 Z0 l9 o7 l0 k g - background-color: #eb272d;
7 L$ d! D/ d4 W, C4 i2 o% o9 S - }
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3 m7 k' y5 s3 W可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! z6 ] E& T/ F: Q& g# q; r9 Y - <!-- Checkbox toggle -->
% N" T$ g; n: m6 A# Z% c4 u2 t - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! y$ c! J3 z3 `# Y* u
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># d. O- _; {; n) c
- <!-- Content to toggle from www.mfbuluo.com-->- s9 |% z" u6 n, U
- <div role="toggle" class="toggle-content">$ \2 M# X2 V, B V
- BA-NA-NA-NA!
" T3 U5 q$ ] e5 U - </div>
1 ]! m$ t( m! l+ k6 a! G - </div>
复制代码CSS代码内容如下: - .toggle {4 l3 V J4 I2 M
- margin: 0 auto;/ L$ Q7 @; j1 I
- max-width: 400px;& x* l' [3 c/ m. H& k8 I
- }8 q+ g$ p3 z3 c2 I3 X3 [6 q
- .toggle-label {
2 @ z! v. B y, n% R2 a( ]* F0 I - font-size: 16px;2 g) L, R- }- O# f
- background: #fff;
7 `" h. G" v4 Q; L* B, K - padding: 1em; u9 ^+ G. ^+ L5 U6 M/ z0 y# a
- cursor: pointer;
1 o4 c$ a/ Z) L' l+ q( T- P/ S* K - display: block;8 M# |" a& ~0 Z' l8 l' I2 _
- margin: 0 auto 1em;
- G4 ^1 \5 P3 c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" i7 {% |0 w7 {7 D: j& S' G - border-radius: 4px;
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- .toggle-label:after {$ i8 Y x; g0 e0 r! b6 s/ m* D
- color: #ED3E44;
, Z$ e" M9 `4 ]8 B; _: T7 O - content: "+";. s) L$ s. a1 N9 N9 W* N
- float: right;! Z" m, o! ~4 I3 K7 Y# V3 }
- font-weight: bold;/ B% ]- H+ J8 u* ]2 I
- }
. Q+ _/ B0 }" C# D - .toggle-content {4 d c+ B4 |; N+ G3 I Y
- color: #B0B3C2;! w0 M8 }$ T7 z1 M5 D; `' K
- font-family: monospace;
, g# i; s7 s8 }4 I, P& F - font-size: 16px;
2 s+ V; m: r3 d. Q `- N - margin-bottom: 1.5em;
( r+ ^% u) z% p u - padding: 1em;+ E! [- E) w7 j" c/ R" p
- }
+ K, l; x9 D0 K. N+ |5 n - .toggle-input {3 O4 q5 a2 h; o. W
- display: none;
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: d% m$ |$ L# ? - .toggle-input:not(checked) ~ .toggle-content {: f7 s& d( l! \2 W ]6 h8 S/ E
- display: none;
$ F2 Q; b! u3 t, N - }
/ ^6 ^7 m# U R: a7 Z - .toggle-input:checked ~ .toggle-content {
3 R! Q! v( L/ a- R* G0 |5 @: i - display: block;
- t1 C7 u$ {' g4 A - }
- `# k9 b+ _/ ?0 l; ]4 p! c - .toggle-input:checked ~ .toggle-label:after {
6 s0 K3 k6 c8 ^, {: V+ x - content: "-";0 p. \( d" I, G, W; B- {2 R
- }
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