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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!">! k2 [+ v# }& C! H7 B
- Label for your tooltip
2 u$ i3 \- ~# b/ x7 Y5 r# {; A - </span>
复制代码CSS代码: - .tooltip-toggle {
! t0 I$ `% ~9 ` - cursor: pointer;8 o. Y6 t P$ u% Y
- position: relative;
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- .tooltip-toggle svg {1 V* ~" ]5 S' M, f
- height: 18px;
8 Z$ H+ w) M& c- X4 \- o2 W# }' d - width: 18px;- P1 |7 b, l5 R% B1 Q' R% T" _- J
- padding-right: 0.5rem;
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- .tooltip-toggle::before {2 Y9 Q$ m: q9 y0 q8 l! g4 g V
- position: absolute;) j7 z5 I" H* z- n( U
- top: -80px;
# d/ v7 u. {2 U K: W# l - left: -80px;+ [0 H4 h# X) ?( q$ V- x" W: r
- background-color: #2B222A;
& R' {& n% U6 l! A3 W# r! q - border-radius: 5px;( n) u, _- h# j1 s2 B! R: J4 U1 [! h
- color: #fff;
7 X' [ }3 i7 O) b3 x d2 k- G - content: attr(data-tooltip);
y- S' k& x7 E g1 h1 g9 c - padding: 1rem;
7 V6 A1 X; u" p- I, }* m - text-transform: none;
1 o! G; d, N, o; |* ~! _7 f - -webkit-transition: all 0.5s ease;4 S0 r9 s* I/ s3 S* G
- transition: all 0.5s ease;
, H* ?- c0 g) c, R% | - width: 160px;
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- .tooltip-toggle::after {# M/ l& \+ N, ?) r. u) l; r
- position: absolute;* D( n' g8 G4 x' F* F
- top: -12px;8 s3 l1 H+ F- T9 z2 s6 s5 `
- left: 9px;1 m; i% A& g/ k( a5 L
- border-left: 5px solid transparent;
& j" s5 C5 b* ]$ n: o1 r - border-right: 5px solid transparent;
) f, `3 @$ Y6 c& [( s/ T5 s - border-top: 5px solid #2B222A;
$ I9 z+ G) g3 o0 N4 O/ q9 s- r - content: " ";) Q, b) [; t2 I1 B, X- g
- font-size: 0;
, c% B3 F, {* d - line-height: 0;
, i$ {3 h% H% X- `+ P j - margin-left: -5px;
+ n& _' e2 `: c - width: 0;4 c) s$ E6 j+ ]4 w1 K
- }
5 {4 c8 C$ R. R8 K2 M: [, x - .tooltip-toggle::before, .tooltip-toggle::after {
7 A# Q! @ b+ K* i5 e6 c: V - color: #efefef;+ o3 {; r1 y9 [+ {8 h, C7 X
- font-family: monospace;1 s; b% V0 `2 \8 h4 w
- font-size: 16px;
s& q% Z, x7 s1 q - opacity: 0;9 P& _2 F, }- a7 l- A4 V
- pointer-events: none;2 ~! J/ k. s. u/ U' m+ X. m7 N$ p* x
- text-align: center; ?9 b; T9 M3 j) x& V" ~2 ]7 g' D
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {, a# Q1 q. p3 `- P( _; i4 L
- opacity: 1;
$ K7 Z# }2 Q* W8 `. E# v5 @3 I - -webkit-transition: all 0.75s ease;
q B5 ^1 Q4 W( u6 ]( ? - transition: all 0.75s ease;
& X) r I3 S5 i2 N- D+ u- x; U - }
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"># N! A1 f0 P o$ ]( B0 ^
- <ul class="nav-items">% v" ?6 [8 A, A7 \
- <!-- Navigation -->4 P) P7 Z* b( @6 f5 }8 K z
- <li class="nav-item"><a href="#">Home</a></li>
6 G. o% f" W/ K8 b) S - <li class="nav-item"><a href="#">About</a></li>
0 ]# \( k, w! X- O - <li class="nav-item"><a href="#">Contact</a></li>
7 r/ ~4 \. B$ ]$ D) Y { - <!-- Dropdown menu -->
; O0 l& M' n) N4 x( Y0 `7 r# q - <li class="nav-item nav-item-dropdown">4 f, u( u+ v; Y9 G, l9 L0 Q
- <a class="dropdown-trigger" href="#">Settings</a>
( Q" \% [, y- Z8 s6 p& k0 M Z - <ul class="dropdown-menu">& }3 n! J/ b# ~* l# U; [
- <li class="dropdown-menu-item">
- A G( c% Z/ N) I2 N; T5 \ - <a href="#">Dropdown Item 1</a>
/ S: N( d3 a9 I5 }7 s- u - </li>7 v5 t! j3 _- w, q$ C
- <li class="dropdown-menu-item">
& }/ e; Q/ ]$ p/ y: Y - <a href="#">Dropdown Item 2</a>6 s- F- D3 @) g7 l* C/ v
- </li>
5 Y( y+ w, u, o" J1 Q' q$ y' Z - <li class="dropdown-menu-item">& J0 Y4 w( O3 |9 @; q6 x2 u
- <a href="#">Dropdown Item 3</a>
6 t# c& Z. }# f5 F! l; `1 K5 b$ }5 I - </li>
" z+ }1 o j& L" k0 P$ h9 ~ - </ul>, O( ~6 {9 o; i% ]
- </li>" `" d7 F6 i7 Y8 s
- </ul>
- C9 T- A T( F0 R* H - </div>
复制代码对应的CSS代码如下: - .nav-container {
) M: {: _$ `+ ^7 s5 W8 }$ k8 c J - background-color: #fff;
6 g0 @. i" b# F% z3 q7 s" \ - border-radius: 4px;" _, E, c8 `5 G0 F/ u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- }7 \) b: T) Q/ e H! W - padding: 1em;( D! B1 |4 n! Q3 i! J- C
- border: 1px solid #eee; q' U: f% G( Y. F( p8 f7 ?
- display: block;
! _5 m6 o' o0 ^6 ], S! } - max-width: 400px;: Y, o, ]- X5 r
- margin: 0 auto;
& [) v7 {1 q, }& U1 i6 w - text-align: center;2 k7 r. {% t* L7 s2 Q/ b
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- ul,5 h5 L1 m, ^6 I- l3 |: G8 L! ~' L; Y
- li {
4 R; _2 a' s1 _ - list-style: none;
- c- m* q( b* c$ D2 r& Y - -webkit-padding-start: 0;6 ]( H1 Y( g# o% J) I
- }
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- text-decoration: none;
+ m6 i8 d, e6 U0 ~7 e - color: #ED3E44;
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- .nav-item {
* K6 ]) V" T8 d1 M9 j - padding: 1em;
* K1 A' t1 S6 _5 j- R. H: y - display: inline;
& r( \/ |, H+ D5 s8 M$ B) F! _ - }
9 Z" v7 T. I1 a- Y$ m: G - .nav-item-dropdown {
9 F' W" z3 X& h) b7 ] D4 T1 { - position: relative;
: }0 L# L7 l* P, Q - }
( ?0 I. M( `( ]- w; B6 m j7 ^) N - .nav-item-dropdown:hover > .dropdown-menu {
D% r; b$ L8 a; F3 r/ T2 @ - display: block;# @$ J- n( T$ j S9 E7 K V' H
- opacity: 1;
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- .dropdown-trigger {
: p8 m: j; V/ m* Z) ~ V* t - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {; G) ?8 G, E+ r" |
- display: block;
" `" q( E2 l* N ~7 c% E - opacity: 1;
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- .dropdown-trigger::after {# b1 k6 c! h0 E3 W# }% G
- content: "›";0 r6 i3 u) z; W3 w, y" L5 M
- position: absolute;' X+ g! M* R3 J
- color: #ED3E44;
3 h) l& R5 M0 Q - font-size: 24px;
* m4 v/ }6 A; I) z( p - font-weight: bold;0 E; \. m9 c6 a5 Q
- -webkit-transform: rotate(90deg);% ]3 u q! ]& o& ?& q6 P
- transform: rotate(90deg);
7 n: M) _9 S/ d1 _& ?4 v6 j - top: -5px;6 W! A" z& L" j3 \& }
- right: -15px; Q) {# O8 { ~
- }7 q9 N, c7 r8 k) _3 }" G
- .dropdown-menu {
( d+ ~& p1 f& \# p; _ h0 V - background-color: #ED3E44;
# w% S- P# W9 S& w - display: inline-block;2 h8 y' A' e3 m( x/ k) |% h
- text-align: right;* X: T1 b: ]- j V" ~
- position: absolute;
( A1 I0 _) j% I9 A9 e - top: 2.5rem;
4 E: @* E2 s& w/ E7 A - right: -10px;
9 X. [0 R& z7 Q+ }: \2 p - display: none;( f) t) v! b* F2 i
- opacity: 0;
7 F @( U3 j4 a, P - -webkit-transition: opacity 0.5s ease;
& X A; A0 q5 i( J$ l - transition: opacity 0.5s ease;
) t+ Y+ _ h G - width: 160px;2 Q$ j4 a' ]" h" V
- }
/ U' ~& { o0 S: `- c, Q - .dropdown-menu a {
8 b* {! o! F* j z" d/ X' U) g - color: #fff;9 V! E8 K! |( P2 V0 J4 G/ `9 |. [
- }
, B& S! Y( V( P/ t3 g' M - .dropdown-menu-item {$ d0 V" M3 G- q2 @9 W" W
- cursor: pointer;4 ?$ Q2 ~+ h" x. x
- padding: 1em;
) b4 T( }6 M! i - text-align: center;
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- .dropdown-menu-item:hover {) ] _8 X; U$ ~
- background-color: #eb272d;3 h4 E. U( d' u$ A
- }
复制代码
( k, x* a9 q8 [" L' J1 {5 \可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 P( U, ^$ H* ^6 I5 Y9 r2 Z6 D
- <!-- Checkbox toggle -->
2 s3 a- f. m& @$ Z# s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% X# C. X8 o! l0 s' P) q( h - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 K& h& Z1 t8 U, G, A4 X - <!-- Content to toggle from www.mfbuluo.com-->
4 T$ P- l' [2 ?7 N - <div role="toggle" class="toggle-content">) i/ ]) j( G6 l" u
- BA-NA-NA-NA!9 M# `: H) R( c" Z6 U
- </div>8 Y4 L0 }, m4 h+ a
- </div>
复制代码CSS代码内容如下: - .toggle {0 B/ Z, P3 S: \
- margin: 0 auto;5 p! q$ B/ c" c0 K! M
- max-width: 400px;
$ E9 M2 M7 X0 Y3 ]% _; G' K - }
/ H$ a* J, x+ q& f# ] s - .toggle-label {
% Y% C6 L( a- i, f8 G& x - font-size: 16px;
& g5 n" D% F3 x* ^$ @ - background: #fff;+ V8 k, L/ U- V: M, S7 ~7 @( U
- padding: 1em;( w) ]1 O N# {; v( x8 S
- cursor: pointer;
8 g F& r/ R# s U% Y9 E0 \5 o - display: block;- z" S* ~3 w6 }. _, ~
- margin: 0 auto 1em;
7 O6 k$ f4 L. z3 R0 Q$ } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 w# H; T' y7 A- S- \+ G
- border-radius: 4px;& j" i3 g: R0 x& G' b0 N/ [4 {
- }, [ Y0 l/ X" t# W1 ^1 m+ Y
- .toggle-label:after {
' F5 I& |* F; @9 i8 A* d - color: #ED3E44;6 M. v8 O2 r" J" K x# B% N, _
- content: "+";
+ U+ E& V2 I& D7 G! [ - float: right;
* r6 P4 M k' f. b - font-weight: bold;2 D8 ?7 n" m4 u% w/ M* v2 y
- }
v2 g+ L' x e, I8 i0 H0 n5 x - .toggle-content {
( `5 [$ a. T5 K1 k9 z - color: #B0B3C2;
( ^5 Y+ m/ f7 _- C, k1 B" O, a) v - font-family: monospace;1 h$ A( y( q0 F y
- font-size: 16px;
4 G. |9 h& m) u- u# g - margin-bottom: 1.5em;
; q7 d+ j. Z9 | - padding: 1em;. P# }. N& b9 W9 W
- }* v' E! x* J4 q: C+ p1 e' d K
- .toggle-input {
6 r$ D- X2 u% k8 @ - display: none;
$ x) _9 m. X+ v' q) C$ L - }
( \: X* r' T! n: O - .toggle-input:not(checked) ~ .toggle-content {! P6 j. h& `$ _* `
- display: none;
6 x/ m3 K/ N8 V - }, y6 Y3 w0 A: ?3 p' a& ]
- .toggle-input:checked ~ .toggle-content {3 B6 v# Y# ?. j$ t8 }8 z
- display: block;: C5 B$ Q4 B: ?& o/ P$ c& _
- }% N+ P* }5 g4 L3 @: W: r& I9 q
- .toggle-input:checked ~ .toggle-label:after {- U: K% B0 x' |3 C: W+ ~# }
- content: "-";
- x# @+ I/ L: Q s; t! T# m% c9 x C; u - }
复制代码
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