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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!">
8 x8 Z/ Y) k) t- N - Label for your tooltip
, m7 K, q J% B) y4 ^ - </span>
复制代码CSS代码: - .tooltip-toggle {; H2 Q3 i2 h+ Y: D& i, G
- cursor: pointer;# |- E- e# P. k) R# T8 [
- position: relative;" a! u( I+ n2 @: W$ v
- }. H2 ^2 N" z' a% t
- .tooltip-toggle svg {
% e2 L+ u+ A% E0 _: ~8 Z' d - height: 18px;
7 R; r7 g9 t. y, ?2 m5 B+ j - width: 18px;2 Y: E/ U: k+ a8 k' p* W
- padding-right: 0.5rem;3 q' M/ C+ @8 T
- }% w) j1 ~4 Q8 F p! G4 \. u- j( ]
- .tooltip-toggle::before {5 d) g; @, T2 ~: K' i3 y
- position: absolute; v, ^1 e! g: L- D- O# L
- top: -80px;
1 I/ w4 \, F. D$ L" j: K - left: -80px;- C6 Y8 N2 `1 z. U
- background-color: #2B222A;
/ S6 V4 Y7 t1 f2 ^1 G J% k - border-radius: 5px;
' g; p* {0 D y$ s' R - color: #fff;: ^! x' i* c5 o% e" W0 s
- content: attr(data-tooltip);
% }5 H7 B+ X4 v9 A* H - padding: 1rem;
' v5 m: k3 j$ \* Y - text-transform: none;2 `5 s- c8 z2 Q3 a3 Z2 p
- -webkit-transition: all 0.5s ease;+ w; f O( s0 _. x
- transition: all 0.5s ease;/ n8 z2 D4 w2 F j5 D
- width: 160px;
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) m, x7 N. s; Y - .tooltip-toggle::after {% N# |; k3 B9 e$ }5 W
- position: absolute;0 q1 w* v9 d: P5 Z0 y+ z
- top: -12px;) ]; k$ c% x$ v7 h! }
- left: 9px;
+ B. K7 D/ R! K Y - border-left: 5px solid transparent;% F* t7 b7 i1 P' ]" F+ ]
- border-right: 5px solid transparent;
; y/ s, B% X) i+ ? - border-top: 5px solid #2B222A;
! @8 Y0 f6 ~! a$ Z( B1 H - content: " ";( n2 z; b$ w& T$ b7 f! @- E* B
- font-size: 0;
4 D* Y- D& B: G+ F" J3 L$ R- t- @' q - line-height: 0;" F. h, I, y7 ~; L4 O- P
- margin-left: -5px;$ G2 J2 ^; @$ Q- {) g0 v
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {! O$ U5 p: D( Q( E
- color: #efefef;* N Q& J) h$ K, E+ _+ H' Y
- font-family: monospace;+ F* H* e$ c; m e
- font-size: 16px;0 N/ }) e: [8 |0 j& E. k
- opacity: 0;6 r5 l8 z! C5 O% X4 e( ?
- pointer-events: none;
5 n0 V' u' r [ {+ ` - text-align: center;. |$ @, e: m! E: z; J
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
, R& C6 ~7 h$ k* P' E! y9 J. y - opacity: 1;
0 }' ?" V5 e& c# c! a - -webkit-transition: all 0.75s ease;& d7 M3 N6 r6 G9 Y k- Z
- transition: all 0.75s ease;0 P- F6 }$ n! Z- g% 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">1 h, ?/ K- l# j7 h# d
- <ul class="nav-items">1 Y3 m' `3 N+ e$ k
- <!-- Navigation -->9 ?: U ?2 N K o2 b
- <li class="nav-item"><a href="#">Home</a></li>2 B5 D: _8 j" }% l& H
- <li class="nav-item"><a href="#">About</a></li>
9 Y5 v$ b! x z* H' g - <li class="nav-item"><a href="#">Contact</a></li>7 l" E3 R5 Q! q+ A& i9 X
- <!-- Dropdown menu -->
& a3 y2 L- V' B- b$ r( \* V6 ? - <li class="nav-item nav-item-dropdown">: ?# D/ d# C7 e( B; N
- <a class="dropdown-trigger" href="#">Settings</a>
0 B F. c6 n) S& F; K8 F! M) p - <ul class="dropdown-menu">6 M/ s4 B9 I$ u( M$ {
- <li class="dropdown-menu-item">5 r0 L0 V6 J* E: I2 J" I. M4 i
- <a href="#">Dropdown Item 1</a>5 M% u( t4 i2 w4 j, B% G& m
- </li>& X: e1 `' c3 d4 D. U" ]
- <li class="dropdown-menu-item">+ z; m* K/ x' I1 f# T4 J* L
- <a href="#">Dropdown Item 2</a>9 Q& {$ e* Q U1 \, B4 H
- </li>- G6 L. s* m& }: d0 @$ }
- <li class="dropdown-menu-item">+ n% Y4 t, h: o3 m) S
- <a href="#">Dropdown Item 3</a>: n1 J+ ]+ D/ @* s
- </li>
* ~3 B9 b# m0 v5 o' b2 b0 I - </ul>9 \# |9 ?# m0 G5 f9 _6 {
- </li>6 E' K$ R7 I6 L+ \& ~
- </ul>) v; M& O& b2 i: Y6 S4 e
- </div>
复制代码对应的CSS代码如下: - .nav-container {. z2 U! O% D6 A- m% v+ O8 A
- background-color: #fff;
& G4 c5 ^! C* y9 T+ } - border-radius: 4px;+ T4 J0 B/ A+ R% ~& A8 |6 i0 `
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 u' V5 L( g7 v! ^& s
- padding: 1em;
9 I9 J$ a( h7 Z+ ] J& [: q - border: 1px solid #eee;5 u$ e' M( P0 |% K# ~
- display: block;" a- d9 i! g/ r& ^
- max-width: 400px;
) z8 Z3 b1 L) M* X+ d - margin: 0 auto;0 p; P: `! e/ }/ E0 F( U
- text-align: center;
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- ul,
) L! s6 H' D3 s% a i - li {
+ r6 y% t' p6 U) w8 A8 o0 u3 V - list-style: none;
; t9 ~1 f. Y0 S3 t/ z' j# h - -webkit-padding-start: 0;' F9 y0 K- v) {( p+ N
- }$ Z+ C$ ?) g* d1 w
- a {
: s# V( I( D1 d - text-decoration: none;" d& e$ N8 C$ A" V' b& x, B g
- color: #ED3E44;
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- .nav-item {
' H( J9 B* D; b. q) d) J - padding: 1em;
5 S) P4 \) a" _( X( m - display: inline;+ L( ~- ^3 k" I/ N% r- h
- }
0 a, w# z3 M z - .nav-item-dropdown {
3 c( ^5 [! V, Q C. I; ? - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {' P3 @/ _( S$ a z7 `
- display: block;
# ]. I+ d4 {0 W* f" ? - opacity: 1;
) R+ Q3 G/ |& y" ]3 q) T, _ - }
8 Z' h& H5 M% u - .dropdown-trigger {. e8 y: o7 v" y8 O
- position: relative;# g4 T8 `# f& u3 H! U2 F0 W) _
- }
; ^0 S. A* n5 C/ P; w1 { - .dropdown-trigger:focus + .dropdown-menu {9 O' M ^; R4 y& J
- display: block;
: c$ s3 S+ A: ^ - opacity: 1;
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2 m6 C+ C* w) L' [/ F - .dropdown-trigger::after {" X7 p: ~: l" L# h* u; W- g W# ?6 S
- content: "›";
: D) z2 E, U( K. x% T: k - position: absolute;) n+ g2 l& z) F8 [/ y6 _5 l( w
- color: #ED3E44;
0 l+ S) r$ ?/ E5 s; D - font-size: 24px;
/ k0 }0 H4 w2 r& n0 k - font-weight: bold;8 x8 G2 t. S6 y, i1 m2 A
- -webkit-transform: rotate(90deg);
0 [" p Q0 C! i' s6 L5 E - transform: rotate(90deg);8 O; D r: W% E$ R4 ]" \9 p0 O) o
- top: -5px;8 ]& f+ I# R2 Q0 U) s4 U
- right: -15px;3 u+ _0 B2 }/ Z3 J! u
- }
# K4 r5 I9 H* j/ z' a0 M% J6 O - .dropdown-menu {0 p: @1 M: \; P# J1 d" v
- background-color: #ED3E44;' g4 s# t; p. ^, T! Y
- display: inline-block;
( R s5 b! X0 `. K/ i - text-align: right;
/ d) p6 d$ A+ M1 U - position: absolute;4 D" j; q4 l6 f* }* }- a
- top: 2.5rem;" |( j9 G! O# a1 y6 Z4 @
- right: -10px;; G& H1 B7 ^0 a
- display: none;
2 K& f* }/ V; R, Z0 G+ Q - opacity: 0;
9 T5 v1 c' X$ c5 X" J& } - -webkit-transition: opacity 0.5s ease;
v$ A+ R5 T' l3 x4 i& g - transition: opacity 0.5s ease;; F/ q' H! y5 T% Y. {% X8 j
- width: 160px;
* K4 [% k: {' u) p5 J - }
" o9 l% V4 s+ i8 j! Z - .dropdown-menu a {2 b4 J" q5 F: c
- color: #fff;
) H) v7 L% x* U' L2 _7 h - }
: s' T1 J% _4 D+ _ - .dropdown-menu-item {
; X( @7 Y# L" v! ?, q: @ - cursor: pointer;
9 P! V" {( _3 K+ a - padding: 1em;
. L- J- B- v+ l' v2 Y - text-align: center;
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- .dropdown-menu-item:hover {
" {; Z" D( _. o: B& d! e - background-color: #eb272d;
7 U4 U9 K/ |" |( ~) C q - }
复制代码
0 E5 ]1 z9 v0 f* v$ z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. z: t. [" ]' @ ?
- <!-- Checkbox toggle -->
$ }7 K& u( p C) Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. ?. W7 \% q6 |" d0 T/ O7 w% r
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 r# P7 E8 v. p8 }# x1 g8 X - <!-- Content to toggle from www.mfbuluo.com-->! h5 |) J: @8 j, d- H4 M
- <div role="toggle" class="toggle-content">% T! `2 z- J" B- W
- BA-NA-NA-NA!! \6 @7 `" g9 ^% }) U
- </div>
0 a+ I$ E2 E9 E) x; A - </div>
复制代码CSS代码内容如下: - .toggle {/ M, M) B, F4 f; M
- margin: 0 auto;% o- y- w/ t' ~
- max-width: 400px;
! A7 E$ \( @" _& ?, _: L - }
7 X7 `! l5 |8 u, X - .toggle-label {+ r2 |) K: g3 u" D2 ^- ~) n
- font-size: 16px;# Z+ ~; K$ M: ?$ l
- background: #fff;
7 ~/ T- N5 ~) I9 i$ D$ ? - padding: 1em;
* O+ x8 O' T! q - cursor: pointer;) `7 R; p5 I% T4 H+ Y5 z) Z
- display: block;* F: ~! V4 x: h( f* z5 V+ u
- margin: 0 auto 1em;& e8 q* G& n! q. G& N+ q' |
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 R; ], e0 \) [% O$ H3 r" ` - border-radius: 4px;
7 @3 D1 ^3 z; o& T - }
1 i; y! ]) b2 j3 o. v/ b ? - .toggle-label:after {2 m+ b. V$ E( v! |* E
- color: #ED3E44;" m; ]9 I" p) g: b& t' \
- content: "+";
2 H' X7 z0 Z$ u+ C7 ` - float: right;) n+ \" ?5 \3 N5 f0 x" \
- font-weight: bold;: L7 b4 Y' _. m: K) u- i
- }0 A2 g2 r1 ~; u0 f8 H5 C
- .toggle-content {
: H0 S9 p) A0 K& y4 \ - color: #B0B3C2;
* r& f9 H# }- o# b+ @2 {+ Z, i" q5 \0 a - font-family: monospace;1 ^% q0 k' `. S2 X
- font-size: 16px;
; f6 d) l: b- p' ?- |( L3 O - margin-bottom: 1.5em;
9 y' ~- r2 q! Z5 @5 d1 j - padding: 1em;
6 z1 i/ h9 ^8 ]9 [1 E - }
" }& |( g9 c8 J0 e! U - .toggle-input {: M" q3 R. S$ z7 a2 C( z; G
- display: none;( s3 E+ x, p* }0 Z( B% d! r
- }( P2 y0 I7 L$ {& c( l- M/ h
- .toggle-input:not(checked) ~ .toggle-content {; p! l i8 }9 k: h1 k S
- display: none;
$ H" G( `3 T U" ? - }0 K# x, }& g8 }7 H- @
- .toggle-input:checked ~ .toggle-content {* L/ [- Q0 A# \! v
- display: block;* {2 \. n& U6 s; C' r
- }# G& c7 ]( c. `' f# X1 a: F+ ~
- .toggle-input:checked ~ .toggle-label:after {
& I* A2 A7 A) { b" l/ G: D5 z1 o - content: "-";/ `- r5 Q8 N0 Q: i. K/ X! `6 E
- }
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