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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!">
6 y5 Z+ n- y1 t& q% _2 c - Label for your tooltip2 o3 x9 V" T$ d* h+ {* [
- </span>
复制代码CSS代码: - .tooltip-toggle {) Y/ s& Q6 F; d) G' a# p
- cursor: pointer;4 s h" D7 E( x
- position: relative;4 g" K( f9 b, u k3 M
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- .tooltip-toggle svg {+ q# |' }/ T Q7 B. D
- height: 18px;8 z3 `* k `( f( u4 K
- width: 18px;) S8 \6 }! {) Q/ f
- padding-right: 0.5rem;% C6 R1 M7 O- `) f: d5 Z9 D
- }- I6 e( L8 ? ]9 E- b/ z" {
- .tooltip-toggle::before {9 F3 T( L `& A! ?
- position: absolute;
9 l( \. W4 W- F' ~6 l - top: -80px;; w( k: \) H/ H1 W
- left: -80px;
: o; `; o/ u) w9 c - background-color: #2B222A;
- B4 w( o: L, t3 u+ T3 _ - border-radius: 5px;
& V- x+ C( ]0 I! u - color: #fff;
% G K* L9 Z- M6 D# M |+ p- @ \ - content: attr(data-tooltip);
! l$ [) N s5 j. s8 { - padding: 1rem;+ S" h( g! Q, D8 a/ f1 X& x4 J1 x
- text-transform: none;
' j& R( l- d: W1 c6 w - -webkit-transition: all 0.5s ease;
4 E( I5 a2 P: ^ - transition: all 0.5s ease;- b4 Y, k$ k9 S- _/ H
- width: 160px;7 E* Y* s# n2 O" J9 D" M
- }
9 @" n1 `+ V) H0 G( ~ - .tooltip-toggle::after {
1 ?. b! w7 J* e! ?' Y; ] - position: absolute;
/ J4 t0 O$ }. T( @# t, Y - top: -12px;( Q" P% v* C% O, X" h9 ]
- left: 9px;% u; ^4 e8 U( D D3 Z9 d
- border-left: 5px solid transparent;
5 M' w( ^6 U- ]' z+ a$ q; K - border-right: 5px solid transparent;
; v1 Z, f6 M$ F: x' ?# o% X - border-top: 5px solid #2B222A;, M$ K; O j9 c& t9 \/ B4 t) `
- content: " ";( {+ a7 f7 o, @8 a" b$ J! d
- font-size: 0;
* D) q4 O! |1 w1 f5 y2 C6 x, B& t4 \' [ - line-height: 0;
3 ^4 z2 c& w) I6 o - margin-left: -5px;
3 U( m. D# T1 q+ b - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
+ ^7 y4 h6 g* P- k$ I - color: #efefef;$ G% y' O' Q, V5 u* ]
- font-family: monospace;+ q) J+ i" Q" f
- font-size: 16px;% K3 D8 M7 F4 H5 y/ T
- opacity: 0;" U0 r; d4 v+ b3 K
- pointer-events: none;
0 _) o4 Q9 f: u; | - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% c$ N8 ~& Z& l3 O4 ]
- opacity: 1;
+ r! j) ~& H0 _2 J2 q$ ^ - -webkit-transition: all 0.75s ease;
8 H+ p3 b5 `* y7 m - transition: all 0.75s ease;- R# E- w9 t8 C' ~: Z* I' f! E
- }
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">
" @# {2 D+ y% b! |3 y1 _* h( a: O - <ul class="nav-items">
2 i+ L% H9 T/ [ - <!-- Navigation -->4 p( o8 |3 v8 { I6 v3 `
- <li class="nav-item"><a href="#">Home</a></li> X% ^, x3 Q* p8 u
- <li class="nav-item"><a href="#">About</a></li>
7 e) q/ w5 p' h) y9 q6 B. { - <li class="nav-item"><a href="#">Contact</a></li>6 {( D8 R1 x; s$ D* {8 b& o
- <!-- Dropdown menu -->/ F ]; f: v8 v0 E* Y1 ?
- <li class="nav-item nav-item-dropdown">7 G7 x$ L, x: a G9 O* _! z
- <a class="dropdown-trigger" href="#">Settings</a>
: M$ w5 Q- @$ @ - <ul class="dropdown-menu">
" L- }; o% H- [ - <li class="dropdown-menu-item">% D c" D8 Z7 g* Z$ |# @- u
- <a href="#">Dropdown Item 1</a> s: t e- m2 J( N7 i6 H
- </li>
R) u5 J: l. \* \ - <li class="dropdown-menu-item">5 ?* G) C+ `' [) C
- <a href="#">Dropdown Item 2</a>6 }8 E% ~ g, |2 V7 a9 ^
- </li>7 ` T$ [6 a \$ r! U% D. s
- <li class="dropdown-menu-item">
: v7 o8 m" I0 A+ n* s' {# g6 F0 z - <a href="#">Dropdown Item 3</a>1 @' e; m1 b2 H; ]; H
- </li>' T, z4 G2 M$ \5 t9 }2 }- o
- </ul>7 ]) |2 j2 P9 n9 i' y! _4 J9 t
- </li>
$ Z2 h# k* s: r. Z5 K: l( j7 L x - </ul>
9 O$ l2 {4 P% b% p; Z - </div>
复制代码对应的CSS代码如下: - .nav-container {
( ^# B" Z3 T" ~; C - background-color: #fff;3 |4 y5 ]) p* J' n' k% ~
- border-radius: 4px;
# u" G& y; X3 r9 Q9 p, @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 A. T) k( Q0 }6 G" m* Z) ^
- padding: 1em;9 ]7 A' H4 s3 R0 j
- border: 1px solid #eee;7 s$ z1 O% ]7 Q/ w% e* H9 C
- display: block;, l/ l& e8 s0 M' o, R- [5 y5 q' ~
- max-width: 400px;
2 u3 a6 Q4 ?9 v - margin: 0 auto;0 q) G8 w, M$ y# n- e1 g
- text-align: center;* H8 r6 m! \2 d6 x0 p
- }
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- li {7 }' m/ \& j3 B" }
- list-style: none;4 e2 O* ^7 ]% k3 s, e6 S' i
- -webkit-padding-start: 0;) ]) F& `1 C1 w7 A4 b6 y( ~
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- a {
& Z: Y4 N. E$ \! J3 ~! i4 b - text-decoration: none;
! H" f# t$ I% F+ e5 \, { - color: #ED3E44;3 } x2 U8 X& z
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- .nav-item {" ^* |( z6 W; L; i
- padding: 1em;
6 [7 k2 ]+ A2 } - display: inline;0 e g3 o% m! {$ S+ Y) [; F8 H
- }
- M1 b0 t1 c" f( T/ i* n - .nav-item-dropdown {: g% s. d9 u3 I o/ n
- position: relative;
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5 w) V1 ~7 K/ }3 @ - .nav-item-dropdown:hover > .dropdown-menu {& \! b/ W- ?' J' \0 Y" z i+ M
- display: block;5 |! e% { t6 `' N
- opacity: 1;+ J2 p( F. D, c4 i2 O9 |! k
- }, K- d: ^2 Z: t
- .dropdown-trigger {
* J9 }: P& ^2 F: H$ h6 u - position: relative;
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, X# f/ [. q ~3 J, X8 i - .dropdown-trigger:focus + .dropdown-menu {2 @4 e* N2 T3 E7 Y. `! Y6 y/ l
- display: block;0 t8 S# C$ D2 E+ ~
- opacity: 1;
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- .dropdown-trigger::after {2 G8 c3 [* H, @' Z" V
- content: "›";
! s5 _& e, J0 z2 c5 s - position: absolute;) V: d$ s# ]( b
- color: #ED3E44;/ K6 G# B; d j; B8 [9 r) z1 p
- font-size: 24px;
7 J9 }7 C; i6 Z' @ - font-weight: bold;
2 [% B; O/ s" }* u$ t$ @ - -webkit-transform: rotate(90deg);
+ c6 k% {* n; p3 l - transform: rotate(90deg);
2 b0 b- x2 P7 a& U% S - top: -5px;
& T! m3 ^& v# ?9 u" [& T F - right: -15px;1 M. j% R- E0 a. U& j, R8 e
- }5 o( \" m/ [0 l& U& w2 J) R
- .dropdown-menu {0 F# T6 b( l6 a! E! ?1 T
- background-color: #ED3E44;
4 L6 B0 F4 H6 h - display: inline-block;
# s) ^* f2 b0 ]* p0 g7 | - text-align: right;
% g" o) J& H' @+ ~ - position: absolute;5 y D9 Y4 W' R3 X+ s. C
- top: 2.5rem;
; { a' g' u6 L J N: j! `, q7 f - right: -10px;. Q: U. _9 M9 D- f) D
- display: none;
$ p) r% T/ x7 [9 R( p+ X- P2 k, N - opacity: 0;# S0 I) |; o1 ]8 P& |; p8 e* p8 G
- -webkit-transition: opacity 0.5s ease;
& t' ~6 b3 v; a# f& l ]( y& R - transition: opacity 0.5s ease;
# ^5 T+ j- w2 Z5 }/ b - width: 160px;6 x2 k: [/ E- S7 X
- }
2 z, t9 U8 |' e7 A' m7 } - .dropdown-menu a {- l: N: y9 ]5 R7 f
- color: #fff;; S- X9 z1 d: T: C
- }( X- A% ]* e! X9 ^. O- B
- .dropdown-menu-item {: S0 J+ a" t+ M0 Q0 q
- cursor: pointer;
4 x" g+ y1 J9 Q4 D3 } - padding: 1em;
- }5 M+ S- x% N) M6 R) Y - text-align: center;$ ~$ U6 _. m3 k6 ^
- }, ~: `4 |- u1 S+ W% j
- .dropdown-menu-item:hover {
- m+ D( u' E4 ` - background-color: #eb272d;
" i1 l0 |: C$ d5 M% U/ b - }
复制代码
$ G* i. P- l( E9 }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 w. f( r5 i S% w: Z: V, R; p# i
- <!-- Checkbox toggle -->
. G+ Y, n5 S% Q( M - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ L. [5 H8 f. q - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 X6 n! I, e8 x - <!-- Content to toggle from www.mfbuluo.com-->
3 ~. W; Z D% Q2 W6 T9 e - <div role="toggle" class="toggle-content">9 b' h7 h; P! @ j$ E6 o' k
- BA-NA-NA-NA!9 H/ E5 k9 _* s: b" q$ U
- </div>4 `& Y, j* T W5 S6 L2 a
- </div>
复制代码CSS代码内容如下: - .toggle {3 A4 B' c2 Z" c
- margin: 0 auto;
( y- L1 C: j' W u - max-width: 400px;5 I4 _4 f; a, N+ H) ]
- }& D% b4 Z% Q/ [9 ` x
- .toggle-label {! j& ~' G5 O7 c( j/ G
- font-size: 16px;! i, ?$ e: i0 q. F& H$ Z5 d6 q7 L
- background: #fff;( u! f) X; A4 Y
- padding: 1em;
9 P4 f: ?& [; s! R) h - cursor: pointer;
; [3 D: Z4 d7 Z2 z% O6 N - display: block;
q0 f3 ?& U1 q - margin: 0 auto 1em;
4 M' g& E% m- ~6 b9 b4 M& t) ]" y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 T: w+ F- ^4 j- E3 ?7 t8 O* D
- border-radius: 4px;
# J+ Q; c3 q* L0 R6 d - }* Y5 \+ P" \, o; K0 A4 D& Q
- .toggle-label:after {+ X( A0 q* l+ Y# g/ a" `& ]
- color: #ED3E44;, U( h' a2 D! v1 ^# o( @7 d+ V
- content: "+";/ L5 A4 ?- ?. U @
- float: right;
) K$ ? C% H( M - font-weight: bold;8 w& K8 k% j" V3 y& Y [
- }* C- |" s1 B) Y9 G4 _/ K
- .toggle-content {+ D/ q$ N4 y- l
- color: #B0B3C2;
" z/ z$ L* N3 X8 Z7 G - font-family: monospace;
) I- i' v6 ]( q6 x& i$ @ - font-size: 16px;/ _- f# w$ y1 h
- margin-bottom: 1.5em;5 B1 `4 P; a7 |* v! ^
- padding: 1em;
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- .toggle-input {* q: T5 N+ N2 l, y4 l
- display: none;
4 p- P$ h% C+ @) c - }8 \/ d$ s* i! n. \( X% N7 x
- .toggle-input:not(checked) ~ .toggle-content {7 z, }/ K2 y1 | P9 X
- display: none;9 d( T+ `( E/ j( l8 g% I
- }: T5 K6 K) ^ h+ x6 M
- .toggle-input:checked ~ .toggle-content {% i; g G6 I; Q9 a' k$ x) J
- display: block;
- j5 j: `! j4 _# R9 W7 ? - }
/ R5 |2 n. T6 U, C" u4 b( h) R - .toggle-input:checked ~ .toggle-label:after {
2 F( U- Y# p& Z9 n) i6 f - content: "-";
6 g& N( N. ~. c1 L) _& _; U& V - }
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