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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!">
' _+ s8 [+ Z% }2 S2 n- S' X3 h8 L( _2 Q - Label for your tooltip1 W! R9 F/ ~+ S; C6 q
- </span>
复制代码CSS代码: - .tooltip-toggle {. o; ]) Z- a y, D2 L
- cursor: pointer;
3 s8 o' R8 E' M) `5 x - position: relative;- f" g$ i: m% \6 T
- }
K5 _( ~: @: P5 r& g7 K- }- D) v9 T - .tooltip-toggle svg {
+ W1 r1 s( |8 H0 E - height: 18px;8 U& L$ \" _2 @- m1 e
- width: 18px;
2 r2 i. }9 o* {. [4 g- H; H6 W3 p6 q - padding-right: 0.5rem;) @1 j3 d" ]7 S2 z# Q; s
- }! C6 U$ v* P6 \* X) y9 I
- .tooltip-toggle::before {
0 u) u; @. w2 A9 a2 f6 n+ c - position: absolute;
: `* u# B- _( V( ~( q/ g m - top: -80px;7 a5 A( O+ n/ b) l+ }
- left: -80px;: m3 d2 s8 H7 [# R1 O8 k4 ?9 ]
- background-color: #2B222A;5 B8 ?& ]' R% i9 s0 T9 D- p
- border-radius: 5px; O( f' J3 K8 r9 T9 l# X
- color: #fff;6 _/ x/ X2 v7 P' }" Y: k. L. S
- content: attr(data-tooltip);
/ g E" A; L7 j0 M4 P+ ~( E - padding: 1rem;9 y' r- O3 K0 w4 C* ^
- text-transform: none;
( f/ z+ ?* C: Q - -webkit-transition: all 0.5s ease;
7 V- Y D$ E# r, M - transition: all 0.5s ease;- m" m3 q% J" K$ K! ]
- width: 160px;$ h( f+ [& K- ?3 Q+ R- h# n
- }
7 p. L/ ~! C6 J6 R4 g - .tooltip-toggle::after {
& `$ h/ ~' P/ c2 c* | - position: absolute;2 k% `/ V u; a3 ]' v
- top: -12px;8 K ~/ i- K3 t9 V8 G8 @. n
- left: 9px;1 I; s' L$ }# E) m: M
- border-left: 5px solid transparent;* ~2 z& M9 R$ @5 C% j
- border-right: 5px solid transparent;
: U) Z* p. L% _. U/ S6 p, S! g6 a - border-top: 5px solid #2B222A;
* }( |; q4 O+ ^9 S+ M {/ g: S: ] - content: " ";
5 d* b" ^* a$ q; _3 N( Q" ~$ i - font-size: 0;# `- r* m3 f: c4 l
- line-height: 0;" }" L* x4 i* v" D
- margin-left: -5px;* Z+ i. f2 T0 d8 ^/ m4 Y3 N5 j
- width: 0;6 c2 w4 H- m1 k8 n
- }, `9 g7 z4 j% a, u; O2 o
- .tooltip-toggle::before, .tooltip-toggle::after {
1 P/ I+ a9 F2 ~) p- G! H7 h4 U% {0 V - color: #efefef;0 h5 @+ ^8 @4 Y+ Q4 ]% c# m
- font-family: monospace;$ [5 V' C& M- T1 b
- font-size: 16px;
" W- s g: \; S2 \3 r9 W9 n8 v - opacity: 0;
' Y! s, }+ A: d% ?4 L+ q- q - pointer-events: none;' L% H- W8 i& v1 D5 a( r: g
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ u6 W. D, F4 C' x3 |, g
- opacity: 1;% A! a/ ?9 n) ?9 Z0 e
- -webkit-transition: all 0.75s ease;/ Q& w% d0 [& l( m2 S1 P* Z- J3 ?
- transition: all 0.75s ease;
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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">4 y. B. J6 [8 D/ y
- <ul class="nav-items">$ A* D, t% `+ |9 a1 {$ k
- <!-- Navigation -->8 ]3 Z( t8 l) N0 S5 d( B# X
- <li class="nav-item"><a href="#">Home</a></li>
: ]7 u! B1 q1 M! s: r9 z9 K7 o1 \' x - <li class="nav-item"><a href="#">About</a></li>
8 _5 b2 u- E+ U" ^* K - <li class="nav-item"><a href="#">Contact</a></li>
( x% P/ O' h+ {! C( v& ` - <!-- Dropdown menu -->$ J w! R! `! c% E# {- F: e
- <li class="nav-item nav-item-dropdown">
4 f( Q* |: r. T9 W8 f6 r7 ]# I - <a class="dropdown-trigger" href="#">Settings</a>
* B. r' X& [7 R9 {+ ? - <ul class="dropdown-menu">
. C1 Z; @( l1 u - <li class="dropdown-menu-item">3 s- r( ~ q9 x% ?/ y1 n
- <a href="#">Dropdown Item 1</a>
# L0 J% r. X( O- v6 r - </li>3 t/ |1 A h. p+ u
- <li class="dropdown-menu-item">
6 e N# ]+ P; w3 W; x" y - <a href="#">Dropdown Item 2</a>: I% f% n3 e4 x( x1 A d _; M
- </li>7 j) p* }6 f, L& p4 N
- <li class="dropdown-menu-item">1 b* y7 G+ |* a) S. U* J
- <a href="#">Dropdown Item 3</a>1 m& M# t6 j! l6 V' r& C# H: M
- </li>
/ H6 C4 x( t( } - </ul>
0 ~- s. t! S3 g4 _1 @ - </li>
- ~& r* r3 m0 t$ R1 n+ `) { - </ul>7 J& i) E3 c; t) w
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ G) R$ }7 x/ Y' D. v- d2 Y; b: |
- background-color: #fff;
- P3 L, q# y# e1 p - border-radius: 4px;
: _* c' K2 S0 D6 G/ O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. k/ n. t* ]# |: T
- padding: 1em;* W/ C$ B+ d7 I6 }
- border: 1px solid #eee;9 t# M* q% `0 W
- display: block;. H% a2 N& `. a
- max-width: 400px;
5 `, y; ~8 u9 N) u6 |+ T3 D - margin: 0 auto;
. Y, e4 Z6 R% F5 S. z - text-align: center;, i! q9 N- Q5 j* f1 r" g% [/ s
- }
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. a. [' O5 [" E6 R( Y& I$ X, L - li {& ~( v" v, z, l+ j: E
- list-style: none;
1 A e( |* ?/ \2 p5 r; v8 ~ - -webkit-padding-start: 0;- U" M; k( ?, c' h+ ~" ?) L0 x
- }3 B1 i( _8 T! p8 \; a* q$ e0 ~
- a {
1 x4 `. V2 u; Q7 i( B" b - text-decoration: none;
. U+ J. W" m2 x - color: #ED3E44;
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- .nav-item {
3 I# x. ^2 g8 F" t% s - padding: 1em;3 y! j% n& Y1 P9 m+ N& }; h# ?
- display: inline;- a2 k, B" @ ]. E* s
- }
7 [5 Y8 S+ Q: N- A( ], J - .nav-item-dropdown {, W; d$ s$ f/ j7 y2 V
- position: relative;
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! A9 X, m+ r6 A# i - .nav-item-dropdown:hover > .dropdown-menu {# [/ M# f7 \" w6 j( r: f
- display: block;
" b2 [+ t! ~; m% Q* L& h' L; D - opacity: 1;: s2 Y- j. ~, o. [: P
- }
! X) C2 f1 E9 S- w' a* K! Z; ~$ s - .dropdown-trigger {8 `& m$ Q5 D' z( p# K
- position: relative;% o$ w) Q ?8 p, ]6 f
- }! x" _$ i5 T/ v3 H( _9 ^# U8 h
- .dropdown-trigger:focus + .dropdown-menu {, D7 k0 X8 a+ M0 D
- display: block;9 M( Y- g3 Q6 A: V' d
- opacity: 1;: r$ W- F w9 T1 p0 x
- }
6 J, d, ]9 A2 }# _$ |; V8 ` - .dropdown-trigger::after {2 R- W! R5 x% u1 n: ]
- content: "›";
- ?* l/ k% B x9 @3 P- Y+ v - position: absolute;
) J3 I- u! D' s - color: #ED3E44;% ^8 x7 M( E8 J+ H
- font-size: 24px;% o( O, o0 N- m& V/ A$ s7 u, Y
- font-weight: bold;1 L0 E% M/ K7 b) i8 W
- -webkit-transform: rotate(90deg);- V/ k, d0 N4 X' e& Q
- transform: rotate(90deg);
D, k8 T2 j2 f- u* u0 P - top: -5px;, [3 v" b5 Q, P" b3 L) z
- right: -15px;
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9 x: }4 d5 o6 N: f4 a6 _ - .dropdown-menu {
; H; v5 s) M; }! G/ a - background-color: #ED3E44;6 W. n! j. l4 T& w: m0 i' E$ Z
- display: inline-block;$ W0 A4 W4 a+ P1 G8 W- T1 c
- text-align: right;# p a; `2 K. v
- position: absolute;* ^' k9 _, ]# h6 \0 x) h0 \0 Z; ?
- top: 2.5rem;
`7 Q8 ~- z: I! s( ^% D* h* Q/ L1 E1 j - right: -10px; {$ J5 E- `$ {" b
- display: none;
4 ~. l. h! D7 ? ?1 d - opacity: 0;
+ M7 h' I8 a9 R7 _( j - -webkit-transition: opacity 0.5s ease;
0 \' O3 O5 N j, r - transition: opacity 0.5s ease;
$ u. f9 ?% C7 B* E! z - width: 160px;, R6 F$ p" V% j& n( S6 z5 S: _# A
- }
8 O. g% } F5 ]% ~ - .dropdown-menu a {$ o( q2 `6 J) Q' Y0 u
- color: #fff;8 j5 E$ C4 N7 s
- }
( K/ `, V" b4 ^3 S7 S; x - .dropdown-menu-item {
/ Q! H2 s* Y6 m( ]* d9 q b - cursor: pointer;* P0 b! A* p- R
- padding: 1em;" r1 P# m) Q5 n3 e" y0 r) i
- text-align: center;
8 H+ G2 p0 Q$ c - }
: y9 R* C% b3 S8 P: x, Z - .dropdown-menu-item:hover {
8 t% ~1 k! L/ l6 \! J - background-color: #eb272d;
- e' [0 Z/ v2 P$ a - }
复制代码 9 _1 c/ i3 l O, E9 i" E( V
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: h% L2 D7 r r0 N* x8 e; W - <!-- Checkbox toggle -->) f6 b I7 I% E2 H' r2 i: n/ l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
" j1 y3 B5 _7 t" g! x" b- I0 B - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> ]+ p- |& A' L! O! p' L
- <!-- Content to toggle from www.mfbuluo.com-->- F6 X5 ^& D( [3 J9 ?; f3 l
- <div role="toggle" class="toggle-content">% o+ W. @% n0 t# c% j' H
- BA-NA-NA-NA!7 B8 ^( u3 R. ]- T
- </div>
0 i2 f) ^1 l3 b+ x' R) f - </div>
复制代码CSS代码内容如下: - .toggle {
* I- q9 x6 E7 p/ \3 x) b7 G1 ^: B# h - margin: 0 auto;1 p) i8 a1 G+ g9 q+ m1 r( F
- max-width: 400px;' o7 K2 M* X2 A1 K9 U& X2 T5 N
- }8 |6 D4 x* ^, p
- .toggle-label {* F' r2 `9 U* M* z( j8 U
- font-size: 16px;8 U+ U5 w' _7 t# s. B- \
- background: #fff;5 o1 x, i$ z3 c* Q6 S& a9 j2 F
- padding: 1em;) L$ P( j) d" g! ]4 K p0 T* z
- cursor: pointer;
; V7 H; c* N8 A, G: @. X( U - display: block;; Z$ a$ v0 R' q6 ]/ t, b
- margin: 0 auto 1em;: Q/ @, g# ]! t4 q1 `$ n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 C( z6 t: J& P
- border-radius: 4px;! K5 E5 P; f) n6 `6 |! b8 f! I
- }. v% {5 q$ a, F: N. v
- .toggle-label:after {
( O# g& Y! v8 k1 b4 s- q; l7 t - color: #ED3E44;) A. c& j# D( }5 B- }3 n( o# X
- content: "+";, ~* T1 {: g1 M$ ?1 P
- float: right;' _) e' ^: V0 f, D. ?3 b P h
- font-weight: bold;2 _6 L }4 |3 W, Y
- }
6 N- S. l, B" g4 Z: L - .toggle-content {) A/ a4 y; J D
- color: #B0B3C2;
1 U. N2 l# S ]" [# ?" @% p - font-family: monospace;
5 f: K1 w+ ?# ^7 ^ - font-size: 16px; V4 V+ i- ^9 Q$ i
- margin-bottom: 1.5em;
2 E" t# F! a% s9 p0 } - padding: 1em;
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- .toggle-input {
7 U8 X7 z6 V& U) k2 I4 e8 y - display: none;5 @7 [" X5 ^3 u
- }& T: @7 z& M( A' q6 U u2 ?
- .toggle-input:not(checked) ~ .toggle-content {
/ T& A2 @: }1 L - display: none;+ f5 ]; f% C1 |7 O9 }+ q
- }' s( o9 W% w9 G# R# O' w, s
- .toggle-input:checked ~ .toggle-content {
* i! m4 d6 N9 b' L( U - display: block;
5 O @4 U' v$ s2 T T! w - }
% Y( L) _; H. l1 }! a - .toggle-input:checked ~ .toggle-label:after {. l5 R9 ^+ y. m6 p( r4 e
- content: "-";$ Z- o! z/ A0 c2 c1 X2 n) o0 h9 [' i
- }
复制代码
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