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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!">3 d" u) |5 w$ ?2 @7 Q) s0 D
- Label for your tooltip1 |( m& c$ e6 n; V" m5 ? [
- </span>
复制代码CSS代码: - .tooltip-toggle {
7 W1 @* X5 D- _" ?3 U; { - cursor: pointer;
0 w) S% ^2 e2 q% ?! c - position: relative;
" w* ]# D8 y" c0 k - }
$ e3 _: r5 Y d w2 l0 V- C$ X" s - .tooltip-toggle svg {4 O+ U: L- _ g1 O @+ I2 d
- height: 18px;
1 o' \* k; [* Z- k7 m - width: 18px;" z. K e2 w. `' a$ v
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
7 j6 w y+ N6 R( r% ]" O4 t" O - position: absolute;" z% ?" _0 h1 X" j. C8 T" R
- top: -80px;
3 [: M4 z) M' O; d0 X - left: -80px;6 U r. i2 M! ^" V
- background-color: #2B222A;
6 \7 _4 u# I; f9 o: R, p, | - border-radius: 5px;% B& {9 S( |5 f7 p
- color: #fff;+ f' G# A# j1 f8 c4 h& W* e
- content: attr(data-tooltip);9 S, y) l9 a/ ?% d4 c3 ^
- padding: 1rem;/ x& r# u8 E" {; l" `5 o- O
- text-transform: none;* x5 V v0 b; H k, ~
- -webkit-transition: all 0.5s ease;
* ]% N, L1 t8 m0 L m% [ - transition: all 0.5s ease;
0 F5 W* S0 p& M8 J; ~4 C( R - width: 160px;" B. t# Y- [: e: r, ?# G" Y# H
- }
8 P, |- m2 Y( x) u" D0 c - .tooltip-toggle::after {
6 x" m p& O( A+ j - position: absolute;/ H+ F, M& `7 \0 H
- top: -12px;& ~# Z2 M/ w( F9 N
- left: 9px;+ Z3 y+ N- t4 m* w
- border-left: 5px solid transparent;
$ Q9 d/ \/ U% R3 X- [ - border-right: 5px solid transparent;
1 l2 q, {/ w" {3 U* P& Q7 s - border-top: 5px solid #2B222A;
8 w ~( I7 ^. R - content: " ";0 E$ }! F, q. @7 [0 C- @# }. ~
- font-size: 0;
3 o9 ~0 ?0 C0 N* S" C - line-height: 0;
4 i2 B* m% A$ w4 t" N @8 | - margin-left: -5px;
U1 h8 S: T' z/ b! I - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
1 A* d; x S8 M% R0 V) x7 t$ W3 @ - color: #efefef;
; L. |; z" @* S* ?6 V& N - font-family: monospace;5 n; h* j5 X; F+ E- x8 ]
- font-size: 16px;
7 g# ^, k2 ? Z9 l8 x - opacity: 0;
$ Q) v- Y4 O6 b( U9 W' \% Y$ Q& t; _ - pointer-events: none;
: L. A: R; w9 T( i1 P. C - text-align: center;8 `! w0 g' i0 C0 N/ {+ G$ X
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% ?/ |. _/ ?$ v. e: b( ^$ m - opacity: 1;9 z: d& }+ G. O7 n; J4 Z
- -webkit-transition: all 0.75s ease;1 H, r' O9 ^9 p1 ~
- transition: all 0.75s ease;
3 n& J, j) f6 @$ Q" Z" F* q - }
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">
$ L0 ^0 p) c) W; b& b& v - <ul class="nav-items">
6 I; i; m" [. @) W Q - <!-- Navigation --># P/ n7 v0 q- d$ y
- <li class="nav-item"><a href="#">Home</a></li>
( k. U5 @7 k5 Z) ~6 D3 r - <li class="nav-item"><a href="#">About</a></li>
* w0 \0 T9 ^4 {& s+ s( U- d: k2 e - <li class="nav-item"><a href="#">Contact</a></li># z% Y2 S0 c" A( L* W# z* }
- <!-- Dropdown menu -->% e. U, o* C! X* C
- <li class="nav-item nav-item-dropdown">- M+ m4 S" z0 N. n% u* u
- <a class="dropdown-trigger" href="#">Settings</a>
h: W3 x8 |1 s( C - <ul class="dropdown-menu">4 `8 e! V: } p s, I
- <li class="dropdown-menu-item">- A/ l7 D9 j" ~& \: R8 R" b
- <a href="#">Dropdown Item 1</a>6 i5 @: C8 X% ?! V1 H
- </li>: _5 i. G2 ?. ]. t% `# P5 i0 ^) ], P8 w9 Q
- <li class="dropdown-menu-item">
. h1 x" K. l9 d; b+ H T - <a href="#">Dropdown Item 2</a> M6 \* K5 Y2 F0 x: T1 L+ s" I
- </li>
0 N* ~3 J. E8 g, f/ V6 p* h! k - <li class="dropdown-menu-item">
5 d9 j; d4 c2 g, ^7 ` - <a href="#">Dropdown Item 3</a>4 H% z$ z& N( j( c0 O$ a+ J
- </li>3 ?( Z3 s7 l" J: t7 e" ?! F1 {
- </ul>; J* N$ U# R$ q6 j: P% c5 S. ~
- </li>' A9 C2 w" P6 i) Q
- </ul># l7 C$ a, w% I# j) x- T
- </div>
复制代码对应的CSS代码如下: - .nav-container {- G2 q- I- u) I. |2 `, A4 d; m0 n
- background-color: #fff;
. H8 H _/ w+ b - border-radius: 4px;$ Y, V3 N+ l K% z+ d* [. `
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 H+ P1 W0 ]3 f
- padding: 1em;
5 ?# Q+ [5 I+ u, s% d - border: 1px solid #eee;9 S7 W1 _- z: u! j. T9 _5 j
- display: block;
2 a4 R7 S F6 I' M) n: b - max-width: 400px;1 T3 m% x4 _) w/ @6 ^8 p
- margin: 0 auto;
% V1 u+ B7 z" c7 [8 i b0 u - text-align: center;
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- ul,: d% ]8 W0 @7 ^* M0 q7 N; M. N; D
- li {
/ v7 ?6 _( r# I2 @1 { a! B - list-style: none;- i0 V' V' Z8 z! |4 Q
- -webkit-padding-start: 0;& Y3 V( H& m' D% S; j
- }
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- text-decoration: none;
! T& n6 Y. r" m+ I* r$ Z - color: #ED3E44;7 y0 D, [# M6 ]9 J: k
- }
) u6 ~, ^' j* R - .nav-item {0 |# z w2 s B6 ~6 X* T# D
- padding: 1em;7 z7 H- G2 E$ W; {, E; i
- display: inline;
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- .nav-item-dropdown {
0 x* @% R. v' H - position: relative;
5 H/ w. V. P6 x* V - }
l$ q& m8 `$ ?; A# H* m+ [ - .nav-item-dropdown:hover > .dropdown-menu {
$ n2 L0 S: i- {- a; r* Z - display: block;& ~% }8 w; T4 W' M( s
- opacity: 1;
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- .dropdown-trigger {) Y( w2 ]3 ?% t; c/ D* ~1 w
- position: relative;( ?# `! I0 D: t. X* D! ^- Z
- }
. M% ~) M: f" } - .dropdown-trigger:focus + .dropdown-menu {& e0 ~% Y" p" J' i
- display: block;" u/ X- Z) d* U6 L! ^) ~
- opacity: 1;
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4 T( C/ t" u1 F; i; z; a - .dropdown-trigger::after {
2 ?0 W) B ~8 b5 X) Y( f# v- | - content: "›";
7 I; E3 b j* _% L - position: absolute;9 d- ~, Y7 d% h. i7 s$ _
- color: #ED3E44;& _( I+ m6 K7 L W; F3 s, _
- font-size: 24px;
4 h$ k" ~* z1 K% A - font-weight: bold;+ Y% Y" H7 y' k; w& p4 A4 U. ]+ P
- -webkit-transform: rotate(90deg);
3 Q: p: `+ {5 j a* W - transform: rotate(90deg);# Q) U8 n* u7 W
- top: -5px;( \- e! d! j8 @. N3 A
- right: -15px;7 V5 V; [* m4 n7 f- k4 s: C( c
- }9 h, B- x" u( Z" x6 u
- .dropdown-menu {
7 j; Q# u/ A8 {, t) i) k4 f - background-color: #ED3E44;
. s/ h( u# i, G* g$ @3 A* X - display: inline-block;
6 ~4 J) Y% Q- Z/ ~ - text-align: right;+ c" h' s- s5 }" }
- position: absolute;/ |0 Y. B1 K- Q/ r! D
- top: 2.5rem;# e( p; P5 k! c3 ~1 M* ^* n
- right: -10px;
; L) @! X9 D+ m2 L - display: none;
# ?+ A: u* |" t+ q0 u - opacity: 0;% M4 d/ x, n" e
- -webkit-transition: opacity 0.5s ease;
- }: {. y* c O7 `1 H - transition: opacity 0.5s ease;
& i* P% i8 B! f% X, H. v - width: 160px;
- g0 e! Y% Y8 M- M - }4 ^( R% ?3 I K. F. @/ d* w
- .dropdown-menu a {
$ o3 `/ S3 }# K9 i9 P - color: #fff;1 w$ A/ ]4 |; V. d7 G, o+ P
- }
; E- ?. K3 o+ V# {3 i, i - .dropdown-menu-item {
9 _7 G: P0 J9 a8 F( p6 s- w% U - cursor: pointer;( @) B6 T6 d& J+ D
- padding: 1em;
# y8 J0 {0 n" z9 J0 @. c - text-align: center;4 e* D) I$ M! k3 b0 Y
- }! e% v& Q b# R2 S6 v ]: I$ V
- .dropdown-menu-item:hover {3 M( d, Y6 G; \- e6 }
- background-color: #eb272d;
4 F$ l9 G7 |# Z - }
复制代码
3 [% N- u: Q; t V6 }. s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 c3 `1 b4 n ?; T: p. X& [
- <!-- Checkbox toggle -->
- w% v b* F$ G1 Q" J# I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ S; M* t' a1 o8 d8 }% U$ ` - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: k6 L& r o: O0 o) b - <!-- Content to toggle from www.mfbuluo.com-->
& w% J8 P8 ?, }5 ` h - <div role="toggle" class="toggle-content">
! ^$ _! e1 o' k6 Z8 J2 l0 d8 A& a - BA-NA-NA-NA!; I: ]* B: p0 [' v
- </div>* r/ j1 X" Y4 K7 x
- </div>
复制代码CSS代码内容如下: - .toggle {7 ^7 f2 T- v% F6 u" c; q
- margin: 0 auto;
$ x0 K( p w" C( e5 l# k - max-width: 400px;* |. I9 b6 p5 }
- }
% Z- b5 x- D8 O - .toggle-label {$ y1 U# q- l- E5 o
- font-size: 16px;
# `/ }! H/ _1 J* \, I9 C/ x: N z - background: #fff;
: A8 v- Z0 m7 B2 {5 g' F+ S - padding: 1em;6 X' K C8 w& V" | J7 |
- cursor: pointer;
! r$ s5 k* t7 U1 b - display: block;# G4 C9 J G4 r# l( ]! o$ n
- margin: 0 auto 1em;
* N0 L, w6 G( T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ k" C( M/ _0 t; _% o - border-radius: 4px;0 L, Z, I F5 t Y6 G
- } Q& S4 f! I/ ]4 g! M; N
- .toggle-label:after {3 e4 H4 B& |- ?# A: E7 W" x
- color: #ED3E44;
7 }+ [& p3 T7 }( |5 h; Q$ G7 Z - content: "+";1 z! ~7 a( U$ e9 k9 ^" n8 `
- float: right;
, J% M) P/ _0 v! P - font-weight: bold;$ r2 [0 S0 A3 V4 b
- }: ^% c" a d5 |2 n
- .toggle-content {. m/ H M/ `& w/ E
- color: #B0B3C2;
* ], `6 p) e& s - font-family: monospace;/ M Y3 w7 ?9 \0 f
- font-size: 16px;. F+ C! O% L2 |, h" ?" a
- margin-bottom: 1.5em;
8 R A- Q0 s/ \! s! X - padding: 1em;
4 j* ?' s$ `1 `* c4 d0 \1 V7 ]2 W - }
+ J$ b) Y5 b( ?; Z- c4 J8 U8 R - .toggle-input {1 Z" d" Q4 s4 b& Z% z( M& h
- display: none;
9 c, B! s7 c0 Q - }
- j) m8 o4 C. r+ I- E: W' r - .toggle-input:not(checked) ~ .toggle-content {
2 P+ h/ \; A: Z5 n: H. Y; X: W' p - display: none;
2 R1 |0 S+ d9 Z" s. Y( s6 Q, o - }0 H) N' H% N7 l5 D6 \( G2 e8 ?8 j/ [! D" p
- .toggle-input:checked ~ .toggle-content {. L+ z2 o2 @. Q9 y. A
- display: block;7 x* w' Z- H1 R# T# E
- }
" S& I7 g/ a, K$ x$ i$ f/ _- R5 v - .toggle-input:checked ~ .toggle-label:after {' p' B* z' _ I# R: c7 q8 t3 I
- content: "-";
; O6 ~2 t1 @' S - }
复制代码 # z- G( f( D- v* D$ B
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