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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!">( r( I1 ~4 `8 R2 Y6 [. K* A+ ?) G4 \: O
- Label for your tooltip! ?9 }; j0 ]6 S- ^( J6 a7 t
- </span>
复制代码CSS代码: - .tooltip-toggle {
; X2 g. e" D# f h7 g% z - cursor: pointer;1 f+ }% H( _$ f
- position: relative;
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- .tooltip-toggle svg {
f7 I) [; |/ e- ^ - height: 18px;
/ w, F( ?. v! o* F' I0 M' X - width: 18px;
4 ]9 B1 M+ C+ k9 |2 h+ D, | - padding-right: 0.5rem;
4 m! X+ }) G! e+ O Y: b# L - }
& c F# E. P; D( P# d( H1 F - .tooltip-toggle::before {
3 v) S: F M5 Y: G4 Q - position: absolute;
* e: U2 l- o9 B/ r6 ~/ b1 W - top: -80px;% W, L- S( c- S0 u( \
- left: -80px;' ^1 x9 ~6 w$ I2 g
- background-color: #2B222A;
- {' \: y% T0 I' y - border-radius: 5px;7 f3 w2 S" V! e
- color: #fff;
9 L' j1 Y- w6 [6 L8 C7 G - content: attr(data-tooltip);
- \5 b4 ?. g& W) h& I7 O O6 p `! i5 F - padding: 1rem;
! U% d* k* x$ g- O3 f( ]) H6 { - text-transform: none;
4 U2 p/ m% }/ L1 l) l - -webkit-transition: all 0.5s ease;
! A6 G* U1 b% F1 w1 G1 V - transition: all 0.5s ease;* ]4 e- A' `5 J" [
- width: 160px;
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- .tooltip-toggle::after {; f# k+ A0 {: x2 @6 J
- position: absolute;6 n1 c5 f% e6 f/ O F4 T# \
- top: -12px;
1 |: u5 u: I1 A& l) u3 |" H6 h - left: 9px;
t- ~/ W( ]) ~$ B$ d4 p - border-left: 5px solid transparent;! o9 L. |8 n0 c; A
- border-right: 5px solid transparent;* ?0 [ Q$ X% ^5 X" W% I: ]
- border-top: 5px solid #2B222A;
5 l& e' \; `; X8 w - content: " ";& _0 W3 f0 v {4 {8 |) h& R
- font-size: 0;
6 A* f" ^( K. f4 G/ i - line-height: 0;$ R1 x, f% ?* A8 u |6 p& u$ P
- margin-left: -5px;
" z: i3 X+ E7 `" i - width: 0;7 S4 v) l. d: p) H& N
- }
2 K, b! G6 ]5 S; [! Q* s - .tooltip-toggle::before, .tooltip-toggle::after {- V# f* [+ H5 z/ g# T
- color: #efefef;
" q# R X) Z; ]$ y - font-family: monospace;
" e# B2 c7 Q/ b+ _1 i - font-size: 16px;' o. ~) O4 ^, z, o8 L# d
- opacity: 0;( w# d0 G* E6 q( o+ Q5 U8 Q
- pointer-events: none;
! u6 \2 z: C9 Z7 t% i+ K- d - text-align: center;
1 ]% W% P. s( I( ] - }
0 D; U( s1 _1 c- v: f% _ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ k, S( n: T/ J0 Q2 b. @
- opacity: 1;
. q5 g$ a, N6 O3 |; g/ a - -webkit-transition: all 0.75s ease;
% A( R, R# \6 ]5 s: f - transition: all 0.75s ease;
. F3 A$ M6 Y! Q4 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">
/ n% v% f1 @: h1 K - <ul class="nav-items"> L# a" e/ l" k8 J; ]
- <!-- Navigation -->9 a* p' R: O Q( q2 C- h b2 p+ I4 Y
- <li class="nav-item"><a href="#">Home</a></li>% d/ G( N _; j6 v( {% r
- <li class="nav-item"><a href="#">About</a></li>' F. t- X0 e1 C% [( w. F0 J
- <li class="nav-item"><a href="#">Contact</a></li>2 g( k5 x1 A- B1 h! N4 S8 H' d
- <!-- Dropdown menu -->1 v! z O3 F; U. ^7 H; K! p
- <li class="nav-item nav-item-dropdown">
2 T! o9 m/ V, h/ C- { - <a class="dropdown-trigger" href="#">Settings</a>
0 G; k( N; z1 s3 r - <ul class="dropdown-menu">
! d5 A) |/ g4 r4 r3 h$ j - <li class="dropdown-menu-item">
8 g* F s1 k) B - <a href="#">Dropdown Item 1</a>' a S7 U* I3 {& d) ^
- </li>
9 q2 P8 G1 K. r Y2 \9 I9 S - <li class="dropdown-menu-item">
r4 m0 J) n/ E6 @1 } - <a href="#">Dropdown Item 2</a>: D, J' B* U" f) s y( B# Z
- </li>0 X8 o; ^4 C& O f, F' F+ h
- <li class="dropdown-menu-item"> |. O' R3 [# S
- <a href="#">Dropdown Item 3</a>0 X" t$ ~( z# a7 V
- </li>
# O$ U. [ z& g% N7 s2 } - </ul>
. @5 g$ j; n+ y - </li>% G& }4 X% A! V8 L& l+ L/ |7 v4 U
- </ul># O e1 Q% V2 J% E
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* d4 M% A* O; ~) R+ ^ S6 g w/ p& Q: [ - background-color: #fff;+ X7 y5 `5 u+ `) a; k
- border-radius: 4px;4 H [0 U3 c% M& ~7 e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 s# M) i0 W' _' s5 C4 Z
- padding: 1em;
% l% N3 P P9 R5 n9 C0 p - border: 1px solid #eee;2 s" H# s2 Y* K
- display: block;
" a" i, `. U+ r4 B - max-width: 400px;
; d" Z/ c# y* w: ]2 O r. l, v7 v - margin: 0 auto;2 h9 W( X$ E5 f" x& B
- text-align: center;1 m; _% ]% l P1 i
- }
9 r8 ?$ h2 g( ^& k - ul,
$ {1 A3 N: t1 c - li {
! M+ s& {' A2 g$ ]$ [! q* p - list-style: none;$ w' I' D( K R
- -webkit-padding-start: 0;
& V0 i9 m$ V( a9 p$ C - }. r* S5 s- ]) a) F# P# m7 f2 f2 Y# I
- a {7 \/ U& [$ H! A
- text-decoration: none;
8 U% H( c. i3 O - color: #ED3E44;
8 a6 b6 ]0 w4 Z' e* U - }% C4 o8 A- K1 J5 `
- .nav-item {, t: i% S2 |& W
- padding: 1em;
, J9 s6 x' J4 t4 Z5 h - display: inline;
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- .nav-item-dropdown {
8 i( ]3 w! E3 b9 U6 ` - position: relative;. ?4 b* v) m' X' Z) x
- }3 b; R; m5 \# E7 {5 a
- .nav-item-dropdown:hover > .dropdown-menu {
8 Z7 m4 B* B( N# r7 ]+ i$ f' j - display: block;
* V7 |. F3 q+ T N, | - opacity: 1;
- ?8 c9 X( o& q- H - }- U$ D, l/ H+ S# k& X! J0 G
- .dropdown-trigger {
8 A5 y, {0 [. a2 L# F - position: relative;5 W. a% F9 c3 ]3 B6 P8 h
- }6 I+ U0 Y8 m7 i
- .dropdown-trigger:focus + .dropdown-menu {
! Q# y R: T9 `0 O2 _9 l2 z5 a# G - display: block;- e+ l# n" l7 }( P2 ]/ o* t- E
- opacity: 1; ?" @+ H! B) V$ g8 y4 E$ u
- }
$ c$ X; J; L8 S% W. k - .dropdown-trigger::after {
k" w: g2 q! Y) j* a6 ? - content: "›";
0 l" E f! n+ |8 R - position: absolute;
9 ]2 w0 N* O/ A$ r6 l( F+ V+ ^ - color: #ED3E44;
- q0 O. y# O G- n - font-size: 24px;' J. n7 G5 U8 H+ |; D B! @
- font-weight: bold;
' V+ ?8 R, V7 Q% G, ]. _- d - -webkit-transform: rotate(90deg);
9 D! B7 Q* C D- R - transform: rotate(90deg);
4 f) _3 h& D6 m. |; F' K0 R - top: -5px;
% X( _" t/ s- ?2 R - right: -15px;
* W" w) \5 ~! W2 S" q - }2 y% ~% E5 H9 v
- .dropdown-menu {
( Q# J) }( G" K - background-color: #ED3E44;
6 H) E3 m" m z1 T5 n - display: inline-block;6 J+ Z. O& H p8 }
- text-align: right;0 O& g q& u. i. C/ w
- position: absolute;
( r& D# d! A0 l! |+ s - top: 2.5rem;
9 j# Y3 p9 Y% c8 J7 s9 _- d - right: -10px;
# R6 F# o. U) K9 B0 r. N5 x7 _! ^. Y0 M - display: none;* K: \' ^; s: a
- opacity: 0;, L0 k# t( Y; u. |% s' R' m4 P% n
- -webkit-transition: opacity 0.5s ease;* I+ b. k! ~2 P0 u3 U
- transition: opacity 0.5s ease;+ N0 u$ \3 J0 u) W: a4 V
- width: 160px;- L" ? s8 Y* z! T8 M
- }
! Q2 N$ Y) I$ c! m) z' I: i! ] - .dropdown-menu a {
7 A* f' U! z# f& Q - color: #fff;* d# }7 D& S) D9 |# F2 k( D! D
- }1 j! n" C. ]. R) ^9 \, y0 s; q# s! {. h
- .dropdown-menu-item {* v6 I6 }6 W& B' Y& W7 \6 S. b
- cursor: pointer;7 e8 \) F; \* X7 o" J# u
- padding: 1em;1 m" l+ h: S; k' U p
- text-align: center;
0 [8 Z! _; M7 l, R5 @+ c- s* J - }* X" W; w" a' }2 g+ v9 r
- .dropdown-menu-item:hover {
, W& i$ F$ r) Q( m3 U+ i! z% z- k/ t - background-color: #eb272d;
& h- t) ?* K, G# t! F% @+ I - }
复制代码
! [5 E" n$ s, x8 i可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ y4 R- d3 Z) g - <!-- Checkbox toggle -->% M Q A, V* V" Y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 D" @' d- P# x# T% M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> W/ p" ?, E, E( R
- <!-- Content to toggle from www.mfbuluo.com-->1 l# @9 w$ g) P* P" I
- <div role="toggle" class="toggle-content">% l; h0 [/ L K% O- Z% u4 q2 H
- BA-NA-NA-NA!9 ] j( ^, ^* i8 l0 ?0 J, l. a. h& c
- </div>3 A) M9 V$ l: K, ~" _# s* f7 l
- </div>
复制代码CSS代码内容如下: - .toggle {
8 s4 X# c _8 Z3 H& `7 J" }2 T - margin: 0 auto;. e3 x( b1 t9 |# y- X) ?
- max-width: 400px;: ?, F8 J+ j- \6 q+ E
- }
7 q0 T1 L! s# j" w: S( _( _ - .toggle-label {
7 e) j& ?7 b: F! L' y! M - font-size: 16px;
% A' Q$ S; I. k7 F, q# j" X+ f9 X - background: #fff;
7 X* x8 ^# {* ?$ W( o6 q4 e" q6 \" n - padding: 1em;3 i2 s: j6 F: p# ~
- cursor: pointer;
; v$ h" K4 x1 ~0 B$ f, s( G6 a$ `* M - display: block;$ u! b, s, U$ L X& y& M \
- margin: 0 auto 1em;
; n2 s8 [7 }% ~6 b3 k/ H: u* } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* b+ n# c4 F: \" P, L: [ - border-radius: 4px;
! a7 u( S; T& U, M7 b& ~2 t6 ^2 V t - }- s9 F+ z, Q$ f+ |0 n) J: U
- .toggle-label:after {
* S6 f: ?7 H' u/ Q7 Z3 X! z+ j - color: #ED3E44;# c, m1 n9 Q4 `' _/ n
- content: "+";
8 G$ V: T! p; n2 q - float: right;
4 |7 `" k; A6 d - font-weight: bold;) b0 Q: y2 h/ M/ z
- }
; F; K4 Z; k) \, Q7 D4 F& o3 R. I& d - .toggle-content {+ Y8 W. T* q$ s& S8 e* A& n
- color: #B0B3C2;( |* s8 e$ m/ }0 x9 m% |( \3 D# c/ _
- font-family: monospace;9 f, q T7 N( f) i$ H9 I
- font-size: 16px;: K, h- Z. r3 L! V) q, _
- margin-bottom: 1.5em;
4 D8 `5 }7 ^) R% }9 m3 G - padding: 1em;
; F/ R, a+ d1 W3 Q* ~1 p - }9 E, I8 e5 k6 l8 h
- .toggle-input {
8 z. _ O. S3 G1 H. U' N - display: none;0 X# k8 @0 |1 k) G
- }' E' V4 [& T$ n( O% ?
- .toggle-input:not(checked) ~ .toggle-content {
. H' I; j+ r0 @2 J5 k- _; ?) Z - display: none;
3 B# j7 R3 \/ e: o6 ` - }. q9 `( [9 C8 k. F9 e
- .toggle-input:checked ~ .toggle-content {
* R2 Z, v/ k/ t4 M4 r5 q - display: block;
5 J. P, i7 a' F* C - }
& i8 s& N7 B4 K8 ~; D7 q+ ~ - .toggle-input:checked ~ .toggle-label:after {" L) ~! d& K& a
- content: "-";( ~3 w3 `. F S
- }
复制代码 / `3 p7 c+ ~1 `& M' S- t V1 m
2 `; {- Q( o; }
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