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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!">
* p0 c/ V3 V" I' ^$ q7 ` - Label for your tooltip) `2 \# y" X0 K8 `9 t, p
- </span>
复制代码CSS代码: - .tooltip-toggle {& Q% K3 \, X4 N- d3 H7 o4 |
- cursor: pointer;3 a$ Y6 p- e; n/ G
- position: relative;
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- O0 d. Y4 D( R/ E - .tooltip-toggle svg {& ?9 e+ |5 r( C# G* j. x$ l
- height: 18px;8 G* w& S" H/ A" W1 {2 E- N
- width: 18px;' M" k1 o& @! H1 t
- padding-right: 0.5rem;, Y' L! s5 |8 U4 U
- }; e3 ?! g9 [# o1 s# d
- .tooltip-toggle::before {+ e& W- M( @. ^5 p, n4 Y
- position: absolute;
. o: P0 r+ g) z, P# q1 r - top: -80px;8 P9 ] @& G" e+ t
- left: -80px;& u0 Z0 [( A D, q; D3 P, j* l
- background-color: #2B222A;
+ e" Y( ~4 S) H) G% T5 r" U( n# { - border-radius: 5px;! [, M) F' z$ p j0 U' H2 i
- color: #fff;( u+ J/ E j B* X0 \# ~7 i" K
- content: attr(data-tooltip);& l: ?+ R" ?1 X* Y% B0 _- P
- padding: 1rem;
, O' v7 L, m/ i2 ^. k0 b - text-transform: none;* ]% B* P; M( y
- -webkit-transition: all 0.5s ease;
9 [" R& I3 ?5 g- m2 L# a - transition: all 0.5s ease;
8 `2 ?% y5 D2 X+ M - width: 160px;' X9 ], E; d, O2 X, D
- }
5 w& |% r. ?/ \* U - .tooltip-toggle::after {- c& q L% Y& I5 h; D) O
- position: absolute;
: t7 r* q& i- V/ Z$ H( | - top: -12px;
: a" x7 a" X/ h7 z! h2 i0 i! _5 z - left: 9px;* N- R5 a2 N1 D8 H1 T+ c% V
- border-left: 5px solid transparent;
3 V; V, ~$ o1 N - border-right: 5px solid transparent;
& V6 h2 }" R+ v3 b0 C* q; d - border-top: 5px solid #2B222A;' o, f' U# F4 `
- content: " ";
7 d6 q! a9 y0 L7 c" [; y% \ - font-size: 0;7 S/ r: r$ l! I/ h. Y0 T& j8 x
- line-height: 0;
8 e' V. O0 j ?* [2 [9 L. d( L - margin-left: -5px;
) A2 H5 T# N& l - width: 0;% s& R& e# w7 `7 Q
- }
- b' d4 i8 j7 T- a - .tooltip-toggle::before, .tooltip-toggle::after {
% m- a- W6 j& j - color: #efefef;! E. {! C- F% D' g
- font-family: monospace;
- n2 X% \* X* N$ V" _) t* X: L$ S - font-size: 16px;. _2 ]$ y% e4 F6 \
- opacity: 0;0 G/ N. {' g+ K7 C, ^ ^) |2 E/ A! C) X
- pointer-events: none;+ A1 k" O8 D- a# s, w8 R
- text-align: center;
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' j" P* o9 c$ {8 x* {$ B) n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. U5 J0 k! X! A& c; S5 M" W - opacity: 1;
- a4 x' s9 d3 {# e6 O Y+ L: e- B - -webkit-transition: all 0.75s ease;- B+ ~" K P! o" E3 \
- transition: all 0.75s ease;% v3 a( e7 _' U7 Z- o
- }
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">
4 Y" Y$ O, g4 D% R8 ^5 p3 B. Q - <ul class="nav-items">
+ I4 N% [% Z/ \# [7 S% K6 O - <!-- Navigation -->
) ^/ c h u2 N. L( Z. | - <li class="nav-item"><a href="#">Home</a></li>
% M$ Q$ L; m% f4 ^! C: w - <li class="nav-item"><a href="#">About</a></li>: Z: Y. \' n( m1 A
- <li class="nav-item"><a href="#">Contact</a></li>
# O1 a/ m. F" a. s- V: D A - <!-- Dropdown menu -->- z2 T7 a9 Y/ P% s9 y0 o
- <li class="nav-item nav-item-dropdown">8 B5 ], s( t0 U# I
- <a class="dropdown-trigger" href="#">Settings</a>. M! ^$ ~8 @' o
- <ul class="dropdown-menu">
5 H0 {. p( p) b& N! B2 q - <li class="dropdown-menu-item"> H7 w6 P M- A
- <a href="#">Dropdown Item 1</a>& u2 _! g8 B& z# ]
- </li>! J0 B: ^$ q+ p) c0 [0 x
- <li class="dropdown-menu-item">8 v( Y& }9 V" P6 I) V7 \& b& {) @) @
- <a href="#">Dropdown Item 2</a>% O# A1 T+ ?1 h
- </li>2 U" j" p0 \- X" V4 I4 c4 U/ q0 o
- <li class="dropdown-menu-item">0 o. d: X% x% x" {+ Z
- <a href="#">Dropdown Item 3</a>( O0 r+ W2 m- O0 Q* @( ?
- </li>+ }0 q2 g9 y% C+ p8 n7 j. T
- </ul>0 O3 |% N; ~) ?: s& y+ @; ]/ ~; p
- </li>
" [4 V- m: M' U; F, @ - </ul>
) _$ x) t8 v/ @0 j/ p! s - </div>
复制代码对应的CSS代码如下: - .nav-container {3 {6 C% v: r( D% I4 ^
- background-color: #fff;8 v6 P6 l) j4 `9 Q V3 u! I
- border-radius: 4px;: Q; r. z- z6 N% E& P0 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( `& z& c: Y# \ - padding: 1em;3 A, ^; ~8 R' E& u+ F
- border: 1px solid #eee;
6 J( C5 r# c0 B2 ] - display: block;
- i* C; \5 B2 a' `! e1 W( r& K" s - max-width: 400px;' a/ v: c, B- S1 s+ P
- margin: 0 auto;6 Q9 x+ O/ k, T E; N- \
- text-align: center;
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- ul,
) i f+ p0 z- t0 }9 M - li {
- _! I: o& s8 t1 X: V1 U, h* w - list-style: none;
" c. ?0 ^/ ~( D i: l& E, } - -webkit-padding-start: 0;: F, a% E* D7 ?! F
- }3 J1 _' o5 M F& z% S9 g6 k
- a {
6 i! T. V& }- D/ {) H2 d: a - text-decoration: none;
+ c" X' g r+ K7 z - color: #ED3E44;$ F2 y8 n+ G; C6 ]6 Y* n
- }
. n/ b: h _: G* S. | - .nav-item { Q) B5 ^! _/ ^; B {$ p8 J
- padding: 1em;
! x! C' `2 ^- ]6 n# [ - display: inline; u7 Q/ J% [) B" e8 J
- }
) \: [# P& F, ]5 D) i - .nav-item-dropdown {
7 b {5 c8 _# `- }1 L# E t - position: relative;
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- b1 G* ? K* X: v# t+ ] - .nav-item-dropdown:hover > .dropdown-menu {. J( `: \; [) [- u+ i
- display: block;
3 G) g' {3 R3 G$ }/ N; D' s - opacity: 1;
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5 f1 S) t; C/ B: R - .dropdown-trigger {/ z1 q5 @& A+ w
- position: relative;
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1 o8 q: i$ W# ]$ r: @) o: |2 T* a - .dropdown-trigger:focus + .dropdown-menu {. C j4 F% s$ d
- display: block;- X. E a2 C0 a/ o3 `5 A* \7 y
- opacity: 1;
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- .dropdown-trigger::after {7 u) t$ f+ l$ z3 e
- content: "›";$ }# V- y* b* x
- position: absolute;6 V9 u6 l# [* O. y+ f
- color: #ED3E44;
6 C' u& r+ ^2 } K9 f0 { - font-size: 24px;
& i% I/ ~* I: `0 O, o - font-weight: bold;
, u: ^+ V2 H1 [+ H. y9 R - -webkit-transform: rotate(90deg);
, ` e) g* P }! C0 U- l - transform: rotate(90deg);
6 A2 r1 I6 m1 }$ t - top: -5px;
: S9 b) {4 u$ p" L0 e/ j! e - right: -15px;& m& U; k9 n: p. n4 w# ?- F
- }7 I+ `& n9 P, |6 a' c8 y0 D7 {* B7 I
- .dropdown-menu {+ P# Q0 b7 g. ~, z6 c9 A
- background-color: #ED3E44;, @% u, Q9 f" L5 ?; T$ b
- display: inline-block;
: A0 n* Z0 }* w - text-align: right;9 f8 x4 k- q) `) }
- position: absolute;0 k+ \- t/ v: b8 W
- top: 2.5rem;
% F3 o# N7 w+ H; `) ~& p, N0 ?8 ^& ] - right: -10px;
; ?. R3 q$ D$ t- {5 G2 r- k7 b6 k - display: none;, }, H" O+ p3 u0 o; H9 T
- opacity: 0;
3 I4 h* K5 n6 E( V8 |+ } Y - -webkit-transition: opacity 0.5s ease;
' f0 Y. O: V; X3 N7 P. | - transition: opacity 0.5s ease;
# }3 b2 G5 V1 K v - width: 160px;# I5 e( h# l7 {0 b( d) L( t) [
- }
- E9 Q7 y6 L: R; N - .dropdown-menu a {' u P; y/ n a9 ~
- color: #fff;
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6 f5 X/ a5 A, x7 ^ - .dropdown-menu-item {
% [ \+ a+ d& T7 ?/ b- f - cursor: pointer;: `- V9 t4 l& b& W7 u% ~5 Z
- padding: 1em;
+ ^' ?3 v1 @4 _* i - text-align: center;
$ i; y& x' |5 l. C# |# y - }$ d8 I5 L1 T8 h! K1 ^6 v I
- .dropdown-menu-item:hover {
0 u- u: b q( V8 G3 h& K0 P* W - background-color: #eb272d;
/ f, i \5 ?9 g+ v3 ^: k5 u4 e# P4 K - }
复制代码 1 `3 i% X- X1 _* l; |3 |3 t0 g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* z, i. B9 v+ ]9 w* z# E: t - <!-- Checkbox toggle -->* e" G. ^. x/ g9 L
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ A$ t! i* p( `# k0 r9 D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ z# v: d# V7 @. f1 d8 B - <!-- Content to toggle from www.mfbuluo.com-->7 g2 W7 w- B3 k
- <div role="toggle" class="toggle-content">
- E# t* p/ E/ |5 G5 i - BA-NA-NA-NA!
9 p. g; x# p) V) f( G# ~- O7 d& Q- K9 q - </div>; V: u6 M! Z: P
- </div>
复制代码CSS代码内容如下: - .toggle {
" c: {2 {& r9 A - margin: 0 auto;+ o1 J9 j$ q [+ z( K/ R
- max-width: 400px;
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/ a" M/ _0 R# N8 w4 L% ` - .toggle-label {) M+ i0 F" _* a, G& e
- font-size: 16px;
; n+ m0 ?( H2 @5 ? - background: #fff;8 k0 ^6 M% g2 J9 J5 @3 z3 r
- padding: 1em;
! e) Z2 v) u' z) A1 } - cursor: pointer;+ y' y0 g8 b0 P+ h1 m
- display: block;1 p8 m' {8 q2 W+ A) c1 S
- margin: 0 auto 1em;* O% [2 X: s- @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% c+ M$ [/ a3 E' F3 \/ T" w - border-radius: 4px;
/ `7 k2 a. g& u/ _ - }
! A0 }0 a8 `) ^9 _* D8 o0 ~ - .toggle-label:after {
- Y- k' A4 d4 A, L/ P( A$ x' @, `+ | - color: #ED3E44;
8 t# a4 {0 f: V7 g$ y+ _2 m - content: "+";2 T! ]# f0 _; y1 k; t4 @
- float: right;
7 \# m; A( [. Z/ P+ L/ G8 W& G - font-weight: bold;' d8 a1 g6 z( k& s4 M6 U0 ~
- }( F( l( f% ]2 g( ]1 Q1 d) q O" L
- .toggle-content {! F1 O) r( W( {4 i. e: C8 o. I
- color: #B0B3C2;( @1 q1 r9 V$ _
- font-family: monospace;
% y* J7 }& N2 C% f - font-size: 16px;
5 _; e7 @. m) p3 J& V - margin-bottom: 1.5em;
0 y/ F( V1 ]4 L - padding: 1em;
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- .toggle-input {
* ]% Q$ H- [$ {% q# f w9 A - display: none;
& p! _, P- `( G" G - }
& K+ ^ e% E" Y+ M M5 i' d# u- ~ - .toggle-input:not(checked) ~ .toggle-content {
( D4 c1 u5 ^% _4 Q4 m: b6 \, y2 ] - display: none;0 N3 N ~( ?" b
- }! o& Y* v L3 q+ o
- .toggle-input:checked ~ .toggle-content {3 I# M; ~9 }' F. f) R) b: O
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
& J+ h8 z1 n( J, E - content: "-";; M+ V7 @- K5 {5 j6 y) D+ I% f0 L
- }
复制代码
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