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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!">
1 W) F8 i8 u2 x" u" e% z/ _ - Label for your tooltip6 ]0 {! n3 X8 Q1 |( G- s8 p! V
- </span>
复制代码CSS代码: - .tooltip-toggle {! d7 R3 Q% e% S* u) c: Q' s
- cursor: pointer;0 A, k, ^* C! P! N% g6 s
- position: relative;
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- .tooltip-toggle svg {" q7 m3 i; c2 V- y) W
- height: 18px;
- ]; e+ {# z2 w; n - width: 18px;
7 [2 c3 H6 Y6 d* [& L6 \$ \: } - padding-right: 0.5rem;
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- .tooltip-toggle::before {
0 D1 i7 i3 r1 c3 C2 { f e! ] - position: absolute;4 K' C7 C4 t4 D- V r! r
- top: -80px;
; i4 O) a2 s7 o" t8 S5 b q - left: -80px;/ |4 s, B6 b" i& X
- background-color: #2B222A; d* t: [( [0 j) `
- border-radius: 5px;
, E. u! f9 @ f: X6 F" v5 P7 c9 \ | - color: #fff;
( [, b9 F6 t$ x7 U/ P# d - content: attr(data-tooltip);% ~" E. Q o4 G& {% R# z
- padding: 1rem;
. X, I& J7 y2 \8 M - text-transform: none;
' ~; Q/ Y; E( `( \1 U) E% V0 B0 f - -webkit-transition: all 0.5s ease;
1 g' i1 g/ h) n! E - transition: all 0.5s ease;: Y. F1 c% A+ Y$ ?) ]! N
- width: 160px;
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- .tooltip-toggle::after {
6 J* o4 F. _5 T" Z, S# O3 I( X - position: absolute;- V% V/ k* w# M* V5 c, i- m
- top: -12px;
" r' o+ f; E! ^5 U - left: 9px;4 A3 q# [; Y% M% a; ^+ j
- border-left: 5px solid transparent;8 I( W Q* O2 n6 I) E8 ?( X5 ~. e
- border-right: 5px solid transparent;
$ ` G, d' V+ u B1 E+ [! Z" G - border-top: 5px solid #2B222A;1 r4 K; Q# i' }0 Z
- content: " ";
! A4 ?. p( v: v* t) f9 W5 _, {! q - font-size: 0;
) I3 `& A( A4 s0 B3 i - line-height: 0;$ W# K3 t2 A$ a# @# B* r
- margin-left: -5px;
5 o; k. i; \) c8 t0 W" I0 A0 z - width: 0;' v) Y2 O% ?# b
- }
k. z5 W6 O4 ]. i, p; \( v0 e Y - .tooltip-toggle::before, .tooltip-toggle::after {
$ H9 N, U3 o' p0 o1 {1 K6 @ - color: #efefef;) T, i3 O& k1 y' ?0 O/ D, Q
- font-family: monospace;
1 I ~! V! W9 N n2 ` - font-size: 16px;4 y, u5 V) q; h, p, X* g( \' z
- opacity: 0;
2 D& f- M6 D$ t8 q, ]. k8 |$ {2 v' ]; l - pointer-events: none;8 a' f3 G, B) P, c* N$ d. j; n4 D
- text-align: center;5 b( G0 [8 ~: Z! `
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ M: y( u/ q& Y* C! @9 Q$ K - opacity: 1;
0 E+ `* G$ P' b' B( ]- }) W - -webkit-transition: all 0.75s ease;
9 ^" X" p& {. }4 z q - transition: all 0.75s ease;' L2 m. y+ s. [& v
- }
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">
% e$ Q/ t, {" }) Q# F - <ul class="nav-items">
7 g; P% _3 ]# P9 O& W - <!-- Navigation -->+ Z2 f! @9 _' c. o
- <li class="nav-item"><a href="#">Home</a></li>
* ~1 B* H! \# u7 g& K - <li class="nav-item"><a href="#">About</a></li>) C4 F6 ~) i# T# ?* k- G
- <li class="nav-item"><a href="#">Contact</a></li>! D3 q" t) z0 i8 P' {
- <!-- Dropdown menu -->8 L1 k2 u' Z' a- I6 T, L
- <li class="nav-item nav-item-dropdown">
# ~2 n4 X. W4 J0 D; c D, ? - <a class="dropdown-trigger" href="#">Settings</a>5 v" ?5 p% U: m0 ~7 P! m0 x! I
- <ul class="dropdown-menu">4 g% a- Y& S9 h" N; J
- <li class="dropdown-menu-item">& U5 a; ~$ V/ e0 D/ E3 Z$ U$ s& c
- <a href="#">Dropdown Item 1</a>
5 E& s- g% X) D) |# u( y! f2 z - </li>$ p' j: {5 p7 U
- <li class="dropdown-menu-item">0 b) g2 S8 R. t8 D& k H. X# L0 ]2 ^
- <a href="#">Dropdown Item 2</a>
& P e( U- I( R1 V) y* j1 m2 { - </li>0 n, C2 T; ?, v. W% N
- <li class="dropdown-menu-item">( i v) a. x. h
- <a href="#">Dropdown Item 3</a>4 I5 g: G: j5 z8 y: q) h
- </li>
* e7 A& }8 x ?0 U8 H l - </ul># _: m' ~0 c4 Y- m1 F
- </li>* v" u5 _( C* @# g+ l
- </ul>+ a& b$ Z$ H3 U0 h- ?9 ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {% F8 o. L1 p" V2 O8 R
- background-color: #fff;5 Y/ F% ^' }" W3 v8 E
- border-radius: 4px;) C( w6 r5 h+ m* A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( k4 V) x) @- s2 ]3 V
- padding: 1em;
+ g8 S( f5 n+ F: ~0 D- [$ l" e - border: 1px solid #eee;" j% I6 i+ `0 V" M
- display: block;
; I! Z( |9 d; ]6 _5 ]; C - max-width: 400px;( s! s: z7 v' y
- margin: 0 auto;+ t; L% _& J: Q5 r [
- text-align: center;
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5 a( Q/ V; e/ `; s - ul,
9 t5 G9 K' S4 @) K6 \. c/ F - li {4 o1 {! l, s7 o- `& R3 ~: n
- list-style: none;2 o z/ o, o% `9 I0 F& Y4 H
- -webkit-padding-start: 0;
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$ h0 ~3 _" H) o, o) y - a {
6 y F1 c6 l# Y4 u8 h) x - text-decoration: none;
0 O/ V" D( ~ M9 N1 q/ w { - color: #ED3E44;
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9 s4 _3 ^: J. F4 r. |7 x2 R - .nav-item {
, D: S T; u1 M6 v6 D - padding: 1em;9 Q% V- z8 ?: h
- display: inline;
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7 D# Q$ T; k3 H0 y4 j - .nav-item-dropdown {
2 _* ]. S" X' R; ^0 k - position: relative;4 W% ^( h. t3 ~3 x5 b
- }& u: C+ J+ @+ i6 D5 z6 {
- .nav-item-dropdown:hover > .dropdown-menu {
5 K% z, @1 V! [' D4 k- E - display: block;
9 X" z& z$ Y( i1 s( V8 a9 M - opacity: 1;
9 K1 W9 P! |# f' q$ I. Y - }
% k' ~/ q5 X* D8 ~ - .dropdown-trigger {, j, L [! M2 W* {) x
- position: relative;7 L& `5 B" g( {* ?. x; a
- }
# _& U9 v$ z& W* F' f - .dropdown-trigger:focus + .dropdown-menu {+ q, ]7 Z( g t: n% }
- display: block;
4 z& @( I7 O4 u# Y# w - opacity: 1;5 a$ @: G3 [' o- M% E
- }' w! o, I( {" N" k! m
- .dropdown-trigger::after {
: E. c1 u9 d/ d - content: "›";
6 s; H7 C6 k' U+ d0 w - position: absolute;
$ Q& Y' U5 z& ?' r+ |4 `! E G - color: #ED3E44;3 d% }: |* d) r: x0 c
- font-size: 24px;
8 E- J! a+ l8 W% C# H' R - font-weight: bold;# _7 p9 g! E. K+ D
- -webkit-transform: rotate(90deg);
! ^( L& ~! O1 D! i& z4 Q0 r/ V - transform: rotate(90deg);+ g, F( D X3 f7 p
- top: -5px;8 t5 ?( H3 }+ Z8 e: ?
- right: -15px;, m. q% f( @/ x; y
- }8 E+ W1 w& \, L4 B, n: B- Z
- .dropdown-menu {( g$ Y, w |( l# b: n
- background-color: #ED3E44;' W$ S. r! H2 I* [& u; v6 q
- display: inline-block;
3 B* k# v3 `- M z3 F2 t - text-align: right;
2 C/ F& }2 ^9 F) ~% q - position: absolute;
4 X2 Y- m, c+ o% N7 `. H - top: 2.5rem;
; o* y k& l+ h - right: -10px;
0 ^$ t7 W, l: N) J - display: none;
$ `7 ~$ B, O; C - opacity: 0;2 }" P- s/ X6 {8 M/ ?( \
- -webkit-transition: opacity 0.5s ease;/ `4 R7 E- Z! L5 i, Y# l* f3 T6 `
- transition: opacity 0.5s ease;
, M2 F8 g( Z6 r$ E2 G5 G - width: 160px;
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- .dropdown-menu a {3 U% o, A) x( t* a
- color: #fff;
; E0 \! M* p9 u' W4 M! Z7 S, [3 V - }
" X- O. J: B3 D( H - .dropdown-menu-item {3 o* L% }6 s& M% `; ~0 Z
- cursor: pointer;
* S* a5 O" s* e2 M6 l - padding: 1em;: o/ S7 y) n% N5 C6 }, n- \% |
- text-align: center;4 z+ k1 A+ y3 I8 |% R+ ]" j+ [
- }
6 N U* [4 b+ b7 |3 U - .dropdown-menu-item:hover {# q9 n |& E7 @! I
- background-color: #eb272d;7 m/ j7 W% j. R# B5 P
- }
复制代码 3 u+ O9 b" Y9 P2 T6 _$ @+ a
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 g) E& W$ J& p; I" R
- <!-- Checkbox toggle -->
' e3 `1 ?% R& N+ r2 K* O7 J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
) G9 E' z6 i6 ~" c% O d0 P - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
) j; O" [' m% G1 ^2 q - <!-- Content to toggle from www.mfbuluo.com-->
- f" [& I/ u; F- S, `) ^) b - <div role="toggle" class="toggle-content">: I+ A4 i1 v) p* B) a5 L Y8 {
- BA-NA-NA-NA!0 P8 l" E' U+ l! T. B
- </div>
* O" x9 c0 F1 ] ]. _! S - </div>
复制代码CSS代码内容如下: - .toggle {
1 c7 I; A% T8 k) t - margin: 0 auto;
}2 M* C( A$ d1 c B1 E - max-width: 400px;
7 M" ?% Y7 }; z: Y - }
" D4 o( J. M n% z - .toggle-label {$ l7 O! O8 `- u- {2 T
- font-size: 16px;
L# T5 |( m' `. G4 c8 r - background: #fff;" m4 |# K9 Y- h" k9 e
- padding: 1em;9 F1 [7 l3 t* [& j* x8 b
- cursor: pointer;
9 F9 o' g$ ?5 C- J ` - display: block;
1 ^2 O& X- q. e* X' L - margin: 0 auto 1em;3 e: k4 Q/ b# {; i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# s, W+ F: o" T. ?
- border-radius: 4px;
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- .toggle-label:after {& }; l+ `' N- Y3 k/ b7 z; V/ ~
- color: #ED3E44;/ T8 U3 U. `9 ?. Z- i
- content: "+";$ H% h6 {3 H1 x B; g! M) o! f
- float: right;9 t" V! x e) ]* Y
- font-weight: bold;
l U3 k) o( U - }
3 z d. j) T7 i, {; D" a - .toggle-content {
4 B9 H+ _$ y. B5 H - color: #B0B3C2;
' b9 w a* M1 w& \ - font-family: monospace;
0 h9 @6 `1 |* s2 }. c5 V: M \ - font-size: 16px;4 l0 J- t9 J2 t! p
- margin-bottom: 1.5em;7 c: x& U; q6 H9 t3 d
- padding: 1em;- c. @/ J# d( X- ~
- }
: H6 I1 o" O6 t- }4 \7 @ - .toggle-input {' P! J0 k# K4 z+ h/ a1 }. `- d
- display: none;
9 h( o' v: b, k' s: a9 _. Z - }
" V. O" n4 O+ y/ h% W! c - .toggle-input:not(checked) ~ .toggle-content { T4 G, z* D. N1 _9 Q. b
- display: none;! K& Q+ O9 f4 @: |% a
- }; P2 t$ S8 v+ t
- .toggle-input:checked ~ .toggle-content {3 Z( G, X6 U; N, k6 N I) t4 w6 s
- display: block;. }* o! Q7 D" N! g2 ]
- }- o2 n Y) s* m1 H& R" X
- .toggle-input:checked ~ .toggle-label:after {
1 q- w9 B5 s% L8 k3 |/ Q - content: "-";# i/ Q) U( V0 ?" Y
- }
复制代码 . `# }2 ~9 R. R% _6 j. S( S5 Q' {# Z
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