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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!">
) p# c3 b/ F( U& q& I - Label for your tooltip8 S9 Y$ {1 V! {) |) u# D! f
- </span>
复制代码CSS代码: - .tooltip-toggle {% E( B3 J3 k# c- h* D `7 y4 j* v
- cursor: pointer;( N* z- N7 ^$ L7 |# |3 G2 J# l
- position: relative;
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- .tooltip-toggle svg {
/ Y/ [: g& E+ z5 \% L2 T - height: 18px;3 R/ i4 b/ b9 F( G# E/ Q/ G; a" P
- width: 18px;
g3 t! K. i: [/ | - padding-right: 0.5rem;- Z- K5 X: ~" q* \3 X$ s% Q
- }
- J) m& Y$ B; G - .tooltip-toggle::before {" N& @1 K$ \- o2 k% t7 k6 ^
- position: absolute;
: b2 i: V! V p2 c4 W( { - top: -80px;
) ~3 G: d% K1 I6 J7 o0 K - left: -80px;1 ^4 ]9 |6 j1 x0 N2 Z
- background-color: #2B222A;
- a0 t" {/ {+ ]' ]) W5 D - border-radius: 5px;
* P5 Y) j* S# K. Z x) y - color: #fff;
7 `$ s- y9 W5 A& c% A - content: attr(data-tooltip);
5 s! m3 j. q$ Y$ X- ?( e% X - padding: 1rem;9 c' y9 A+ Q y; Q
- text-transform: none;- c3 ]; U4 G) x# q
- -webkit-transition: all 0.5s ease;0 @" K7 {+ W. a, r0 N
- transition: all 0.5s ease;
5 x, v$ }- w3 L5 _1 W1 c - width: 160px;2 \( V' |9 E" d% S' d; Z' e
- }
l% k% n9 v1 i) [# A - .tooltip-toggle::after {
# z$ U, q3 S0 O4 ]: b' G1 p/ Z - position: absolute; {, l$ u# o1 |3 N! A5 ^6 ?
- top: -12px;
+ n1 G+ x6 D+ Z - left: 9px;
$ ~4 X0 w% ?' s2 P7 N - border-left: 5px solid transparent;
/ w7 r0 @; L0 X4 g _( Y9 i+ x - border-right: 5px solid transparent;3 F V0 ]3 N% H9 P; Z
- border-top: 5px solid #2B222A;
0 ]* V) P+ i4 y/ Z/ M0 I) s. D, L) s/ a - content: " ";
, ?6 c A7 y/ V! Z; t$ q - font-size: 0;
& Y% y* w! |# Y5 Y1 A2 O' i - line-height: 0;
/ e; u/ m' j: ^2 \( e( w3 ~& X - margin-left: -5px;
3 q* w5 v6 }, B3 b5 t' Q - width: 0;; y3 [7 w$ d7 _7 G$ u9 c& {
- }4 \6 D6 B' n, P8 {% v/ y( ^/ r
- .tooltip-toggle::before, .tooltip-toggle::after {, M( W# O8 _8 d2 @7 Q
- color: #efefef;
* U5 r8 D+ J7 v& q6 m p2 B - font-family: monospace;7 x. S. `2 Q8 U4 ?$ ^
- font-size: 16px;5 Z, n% g2 M9 }& W9 N) W; V$ s
- opacity: 0;4 D" @( b1 l8 B7 I; h7 P; h( Q
- pointer-events: none;3 Q: i3 @; I! y T9 j
- text-align: center;7 }: D! n+ ?# A0 A
- }
: C) u! M% a* K8 A* p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" g! T* w8 O$ H - opacity: 1;* x/ n" P! ]1 ~
- -webkit-transition: all 0.75s ease;
5 B, T& F6 X8 B$ w; j- V8 Y. E# C - transition: all 0.75s ease;* b- i: ?3 `/ ~% H
- }
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">) A+ r2 {6 x" f1 N
- <ul class="nav-items"> g0 E# P9 o a% j
- <!-- Navigation -->
; M" x k% E( u% G3 Y/ ` - <li class="nav-item"><a href="#">Home</a></li>% K% D1 |8 x4 D+ U) k* \
- <li class="nav-item"><a href="#">About</a></li>
: T9 g% [3 c7 U: h - <li class="nav-item"><a href="#">Contact</a></li>
* i8 _5 ]1 f0 o - <!-- Dropdown menu --># x/ t: w7 N1 P; o' h( m+ k
- <li class="nav-item nav-item-dropdown">0 B5 `: n" v# [" _! ?# |9 a
- <a class="dropdown-trigger" href="#">Settings</a>; o4 I9 F8 v+ ] [+ l. i- B
- <ul class="dropdown-menu">
% L# H1 @) H3 l0 R1 i. w: K7 H3 B4 r0 I* T - <li class="dropdown-menu-item">
6 h) i! z+ i% }" T - <a href="#">Dropdown Item 1</a>
3 i1 ~& ~ N X; y - </li>8 ]% u, G# [+ V5 ^ {6 G. g3 T$ O
- <li class="dropdown-menu-item">
% t2 O. E6 a m, v9 T" d! ? - <a href="#">Dropdown Item 2</a>
, n p+ G0 o& z! N) ? - </li>
+ S& A( |2 S5 ~ - <li class="dropdown-menu-item">8 s; S! g$ j/ m6 n- n) I" G
- <a href="#">Dropdown Item 3</a>
8 }7 t! ^4 r v1 T5 @ - </li>! R m* f% w/ w7 m& s
- </ul>' b2 C" M- q6 M6 R; q
- </li>
: R! p* \2 i( Z) B - </ul>8 `: A: m8 |! u+ P( x
- </div>
复制代码对应的CSS代码如下: - .nav-container {9 i/ ]3 g# G* ] y) M% R7 H W; h* R$ v
- background-color: #fff;8 d& K4 b/ K2 d( |9 o
- border-radius: 4px;
5 K, r4 Y" H0 d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; d s5 c) g3 d
- padding: 1em;5 M0 Z1 z6 X. |/ w* {
- border: 1px solid #eee;
( m6 X; m+ b% i% h - display: block;7 l: P' f# K+ d
- max-width: 400px;
4 T: C7 ~) C U - margin: 0 auto;% @1 a6 d1 e V! m& Y- i, U2 P
- text-align: center;
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- ul,
; F. Q; U$ f5 { _7 | - li {
5 F& f* J9 g1 n1 p- F - list-style: none;
`8 E+ ]# w1 S( q3 c- D - -webkit-padding-start: 0;
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- a {
. t3 x3 [: b2 f. e$ D8 b) _ - text-decoration: none;0 n1 s+ [+ t% C- g& }2 n: R2 J
- color: #ED3E44;; ]6 w: E4 b" m0 C
- }
8 v, W# o: G- V/ S, i - .nav-item {3 j6 P" N* d# T m3 @
- padding: 1em;) [' @" Y8 k8 ^2 F
- display: inline;
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- .nav-item-dropdown {
. t: V( T) ^# s f4 n - position: relative;- z+ X, m6 u& N- V6 q# Y
- }1 L- F- K! Y% v: U, \ S
- .nav-item-dropdown:hover > .dropdown-menu {
1 }" ~& k3 W! {4 E2 C - display: block;9 ?2 F" F: t( h( x2 d
- opacity: 1;8 D# g; P: ~) j- ?& A2 p
- }1 \, R, M6 J* w q$ X: _
- .dropdown-trigger { f0 k; k9 D# M% M5 V4 w0 |* [6 F
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {: w8 {+ X; S; [4 ~. i) h3 |
- display: block;; R$ h! U- t" x# l; d X! L
- opacity: 1;: f0 y6 _1 p K# K7 b
- }
, V' P2 `: l L( c& u2 `3 b: ? - .dropdown-trigger::after {
$ P$ A J8 D. [ - content: "›";; K: D/ {8 m0 \# H" P
- position: absolute;
" F. M9 R6 V6 f+ c - color: #ED3E44;# Z1 @. H4 l n2 n
- font-size: 24px;
+ x# u0 |! m5 i2 C - font-weight: bold;
* r. Y9 b$ q U; Q6 f - -webkit-transform: rotate(90deg);
# X0 n! q5 k7 A% B# _ - transform: rotate(90deg);
, J J. m; w9 S/ P( H - top: -5px;
/ s9 Z% Q0 j0 ~& D - right: -15px;, G* m- R$ ?0 F C6 w& s6 L
- } ]5 J' h7 f. M7 Y2 J
- .dropdown-menu {
0 }7 w5 A4 Y- U; [! C$ D' a - background-color: #ED3E44;5 x4 s5 s; v! ^) C% f
- display: inline-block;
' ]- V) S1 |% y5 K2 k2 v) s - text-align: right;
6 n/ w" [0 F3 P - position: absolute;
* R4 A: }/ [5 |* p) w - top: 2.5rem;( {+ P9 m. H; @" B+ |
- right: -10px;1 N# B4 \* J2 I/ t" ?3 t: r
- display: none;) t. O+ x% T! f4 Q
- opacity: 0;
C+ c6 C9 W* M$ q5 A - -webkit-transition: opacity 0.5s ease;
$ z6 L4 p/ b5 X! b7 O! p - transition: opacity 0.5s ease;
+ c0 I: x5 D) S/ X; a; O4 \( o% W: O5 y - width: 160px;
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- .dropdown-menu a {1 _0 T: r: o3 s1 Y
- color: #fff;9 H% A; i7 y5 I: B
- }7 b* q$ i# g( T9 x( ]& S
- .dropdown-menu-item {9 Z3 O/ H2 N2 {$ w8 {6 i# z; S' B( T
- cursor: pointer;4 G% {# c; Y3 k, E4 L* d2 F
- padding: 1em;3 x: N' l3 |3 T: W+ p
- text-align: center;! M/ D: F! W# L3 k$ f$ f( h& H
- }/ `- n# w" L# S1 D% x
- .dropdown-menu-item:hover {, {2 V/ E7 L1 x* ^% I7 x4 A) n a
- background-color: #eb272d;/ I5 i2 B( w: H4 K) J- V
- }
复制代码 . N X, p2 E4 I4 G9 d, E3 G2 ]
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 k0 A, q. Y. T* o9 A% ?% Z8 q - <!-- Checkbox toggle --> P0 [1 P J* J, I1 b% c7 q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# Z$ s/ a6 g9 x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 ?; e& ?* F ^& y
- <!-- Content to toggle from www.mfbuluo.com-->
5 |/ n0 j) _) |9 K% ~/ k - <div role="toggle" class="toggle-content">
1 ^) Q# Q8 J: X% G - BA-NA-NA-NA!
2 M1 G! [4 f- K R - </div>
, ~' D& I/ e; S* _5 R b3 c - </div>
复制代码CSS代码内容如下: - .toggle {
1 S8 H: T" l- Q9 [, g/ { - margin: 0 auto;' }/ E3 A4 `' A4 t+ A+ S# w
- max-width: 400px;% R3 C I( R$ ? l+ y4 P2 {
- }/ b* L Z1 H. O
- .toggle-label {8 Z6 ~9 l1 w$ Z1 f" c! {
- font-size: 16px;
/ I, s0 f4 ~6 | - background: #fff;
7 E Z$ J( a5 r - padding: 1em;
2 p% H5 c. n+ H- @7 e N - cursor: pointer;
7 M8 X7 X! V' e - display: block;
' f9 U b7 s; R& Z/ w5 ^, N - margin: 0 auto 1em;: j# E( }9 G1 ?2 c! }4 O7 q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 J# ]# B; s* H. P2 `9 n - border-radius: 4px;8 @9 H2 p5 }2 V. f Q1 E
- }
" y1 ?4 I) V. d$ a' P$ }" I6 [ - .toggle-label:after {
) r0 P; l+ T# f4 p6 [5 |/ K! h - color: #ED3E44;; |0 s, m8 H$ t/ S4 _5 j5 g
- content: "+";( M V+ G5 O; {% h) r8 }+ A
- float: right;( Q. @& X- K* ~( y- L; E7 x
- font-weight: bold;
+ a# F# s$ V6 i. y5 _ - }
3 E5 U( k/ \$ V1 F& N - .toggle-content {9 p" `* \3 P4 |! E. a" h* K, c
- color: #B0B3C2;
6 k& y S) S% ^ - font-family: monospace;6 e( n& `$ A/ q& ~+ l- [+ d
- font-size: 16px;
6 K" T; C: r! u/ ]& J - margin-bottom: 1.5em;
4 _! R/ _" B6 ^6 S. R0 J - padding: 1em;/ E9 } m8 o3 D2 Q `
- }/ ~6 Y: t& `+ v' ?) ~
- .toggle-input {
0 S9 @0 w$ k/ \% H9 \4 \ - display: none;" L8 J/ u* Z" A0 y$ ^6 R
- }# O, G6 [; u/ O. c# Z
- .toggle-input:not(checked) ~ .toggle-content {. i9 V& M7 Z. Z4 P7 a/ d
- display: none;- _- G o: X& M& f3 A
- }
4 a8 g0 _0 [3 ?' k. r - .toggle-input:checked ~ .toggle-content {* |! Y! s J* [8 n" d- C6 ?* B1 G
- display: block;
4 G' a+ `: e* A. {' Y2 O5 H - }
( Z2 l& z- x! F6 f I; L( v4 P) y4 h4 l - .toggle-input:checked ~ .toggle-label:after {
( ^: y9 C) G8 u a1 ?) |6 N - content: "-";1 k* g& Q$ E7 ~7 E6 k
- }
复制代码 / y0 i/ x0 J1 n
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