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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!">
/ p% H/ ~ U- `% ` - Label for your tooltip
9 V/ J3 y% ~8 G1 u - </span>
复制代码CSS代码: - .tooltip-toggle {
9 N$ i0 r$ ~5 H$ l0 k2 h - cursor: pointer;; o; \& K1 J) ?0 A
- position: relative;
M( Y! Z) j/ x - }
) g6 f: R$ M& z* [7 w. i8 a5 ? - .tooltip-toggle svg {
6 [* R, n- w5 y/ d - height: 18px;
* O4 d* A- Z& A& t - width: 18px;
* y/ o) P7 z" }# p2 \ - padding-right: 0.5rem;. w' X2 [4 R b+ p5 m
- }
7 k- M6 \( S `5 c2 E' N9 x! v - .tooltip-toggle::before {
: j# z- X1 n4 [# } - position: absolute;
) f# R4 _0 ?) e9 k; J: D" W - top: -80px;5 x+ ]2 d& I5 l2 j x
- left: -80px;1 s# a6 U' V( { m4 n# R
- background-color: #2B222A;$ k$ b) @; t8 U1 X
- border-radius: 5px;
5 T$ O9 H0 s# [$ K: g. S - color: #fff;
( |2 {! |3 E+ b5 y2 r - content: attr(data-tooltip);, I9 T( n- M( Z. ?) J# M& M
- padding: 1rem;
3 i) {% U/ R$ x6 {( J# G - text-transform: none;
8 b2 y9 e5 k1 v, ~" m# e - -webkit-transition: all 0.5s ease;, t" T+ m" H/ ~6 y7 m
- transition: all 0.5s ease;, b3 T( `, `& S& [9 s& }+ T
- width: 160px;
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- .tooltip-toggle::after {2 k' [2 _2 Z, C: k+ @
- position: absolute;
) b: |* E" ~* ?8 B1 B) _& v - top: -12px;) f: x1 h1 x7 |5 ?
- left: 9px;" q* j7 l! B: \
- border-left: 5px solid transparent;
% p6 Q. e. a! o5 G1 V1 @ a0 R - border-right: 5px solid transparent;
* D" t: g$ W1 F m# {+ E0 n - border-top: 5px solid #2B222A;
* W: n3 T) h/ T3 }/ h - content: " ";3 n# c5 j2 b/ D+ [8 A. I9 L
- font-size: 0;- }1 n2 Z2 h% z; |) y. D1 x
- line-height: 0;$ L, y o! W& S# i R9 X
- margin-left: -5px;. i$ ? z% X: e- j+ I3 a7 F' N% q! v$ L
- width: 0;. E/ t" U$ e9 {. K
- }
: g- u: c& J( U9 U9 ^3 c4 u" @ - .tooltip-toggle::before, .tooltip-toggle::after { z6 B- ]% b( O+ n7 {4 |4 ]
- color: #efefef;1 i8 b9 O9 V3 P) G7 o
- font-family: monospace;8 d+ t; V* M4 N. U
- font-size: 16px;$ |- J6 ^! ?* R0 I' V) _
- opacity: 0;
" B: W G" s% n6 E3 D - pointer-events: none;
+ j4 p9 x q+ |: H, D$ W5 B - text-align: center;# n3 @8 F. V' u) g7 [
- }
+ h$ ]; M( L4 ? - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ W3 W$ Q1 V9 Y5 x7 O* b
- opacity: 1;* m, p$ \0 F0 s5 D1 {( j% Q
- -webkit-transition: all 0.75s ease;
+ s0 i1 p- \' V' ]& O - transition: all 0.75s ease;; L& V6 k% s6 F/ |. d4 o
- }
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">
6 t4 ^. i/ t% n2 f6 ]/ B2 d, D, ] ` - <ul class="nav-items">. J K6 m* m; J; X5 | o: o i
- <!-- Navigation -->
- _" s# `; Y5 a' }0 F4 ] - <li class="nav-item"><a href="#">Home</a></li>
0 x% n! q" j" r - <li class="nav-item"><a href="#">About</a></li>+ ^& u( J$ x: d; q6 }% Y
- <li class="nav-item"><a href="#">Contact</a></li>
: E# A6 V" h6 K. R: ?1 q' A - <!-- Dropdown menu -->
7 Y; k5 R( K. ~4 k - <li class="nav-item nav-item-dropdown">
, h0 f6 d+ {9 Q - <a class="dropdown-trigger" href="#">Settings</a>7 w' O# H6 [5 G# l" a* r
- <ul class="dropdown-menu">+ i. a! ?# ]; j$ B/ @' d
- <li class="dropdown-menu-item">4 c2 |4 g" c' g8 ?3 E
- <a href="#">Dropdown Item 1</a>
/ p' x4 O; g% v$ K& n! L& s - </li>
! y0 R6 \: \) ^/ [- A3 y9 B, s - <li class="dropdown-menu-item">
! Q5 ^) ]; T! k9 S$ i8 I - <a href="#">Dropdown Item 2</a>
2 z ~) r: c& v: l( ] - </li>
: ~8 N, x: i6 o& ]* A; c$ j! i, P - <li class="dropdown-menu-item">
8 r( m6 V K. J! Q( ~( G/ ^5 K - <a href="#">Dropdown Item 3</a>8 z( P+ e v* e+ |% m: ~
- </li>) {. t5 `2 l' f9 \( f& m3 f& @3 q
- </ul>' Q+ J) |$ p: M( M' I3 y& X1 y8 E
- </li>2 m3 w6 S* M0 u% a7 k
- </ul>
+ R# i1 Q* t2 W5 l - </div>
复制代码对应的CSS代码如下: - .nav-container {$ ?3 F% \) O. K' e+ q
- background-color: #fff;, g! d# ^$ V) B! I- [7 P1 u9 e
- border-radius: 4px;
6 Y: ?4 p" j) s - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, Z& K$ R3 @* ]0 G0 g' h3 \9 r E
- padding: 1em;5 S y" |0 g3 A+ Q
- border: 1px solid #eee; ?( N& I$ d3 J
- display: block;+ Y! ~- F0 Z8 F5 H' `
- max-width: 400px;9 E4 h! m# N+ f5 a$ Q
- margin: 0 auto;4 C0 v6 n3 F7 s Q
- text-align: center;
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- ul,
8 W+ W5 a5 M2 K1 d5 h9 r - li {
3 V9 `) X; q7 b1 N& M - list-style: none;
; p- j7 ^* e" R+ d, W4 l& M9 i* { - -webkit-padding-start: 0;
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$ [4 Q; O8 r6 S: ~5 Q& ?1 v - a {
. w0 @8 m* ^( i! d% Y - text-decoration: none;4 o! h5 _" [5 ?4 y; T
- color: #ED3E44;3 C8 N8 P2 p! d% C; ^( @( L1 Y
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- .nav-item {/ S+ n& x" H7 K5 `0 R1 o
- padding: 1em; b3 M0 b4 s5 D8 Q# k7 Q0 m& `
- display: inline; E' E* c F) L: s. |* v
- }
/ X# `( A R2 C: X8 |% r; m - .nav-item-dropdown {, n$ }& K& P8 q4 ^& O' l
- position: relative;- g/ @+ { L4 S3 [/ y
- }
% f# L1 u: n! o' N7 N% B0 q* C - .nav-item-dropdown:hover > .dropdown-menu {
) i+ O! i7 r# t5 p - display: block;8 Q6 X2 X: V! Q" m# z
- opacity: 1;6 s" R+ {/ B& o
- }
' c$ s' B; @1 ~1 U: j3 u - .dropdown-trigger {
- Q& ?; l& g, v1 D0 w* G+ o' t$ P - position: relative;! O0 O# K3 m. h6 {
- }( z5 M* V! `! h7 a
- .dropdown-trigger:focus + .dropdown-menu {* Z' f6 a2 R' a, b* K. h- }/ y
- display: block;
" o& C9 v6 D! ~4 K' v3 l - opacity: 1;
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4 H: Z! V+ T; J9 ]/ H - .dropdown-trigger::after {
4 N1 \; X$ a% g& ]. [& C& p! N - content: "›";
& T, X3 C: @9 k& Q* H - position: absolute;5 E% @" ?! m' J8 Z
- color: #ED3E44;
3 M/ e6 k4 O6 J6 I( o - font-size: 24px;5 ^! j2 c# v. V# l1 B
- font-weight: bold;+ {" m+ F3 ^& N$ v( A
- -webkit-transform: rotate(90deg);/ Y+ r r& G3 U4 d
- transform: rotate(90deg);
- n0 L5 s, a6 d/ _# A K* {0 h% }9 _ - top: -5px;
8 I9 X6 g$ R8 [$ O - right: -15px;- q7 l; P8 T) p1 s) B; S) s& e, Z$ A
- }
; K$ P" o0 }# c# _, D) ], Z+ C- T - .dropdown-menu {* _3 E: a9 K: g6 U& c9 E' u
- background-color: #ED3E44;7 N" p- f3 }- |1 p
- display: inline-block;/ b' U' R/ x$ n0 _5 ^: M
- text-align: right;
- L4 V' ?) R: S( @$ h0 @ - position: absolute;
+ n8 p5 ]2 n0 l0 @ - top: 2.5rem;4 O% `- C4 ?. f( S
- right: -10px;2 U+ Q9 ~5 f) F$ ~
- display: none;
8 m! O: k; v6 |" Q - opacity: 0;
. Q! c+ p7 w' t" ]; y4 W6 p - -webkit-transition: opacity 0.5s ease;% E H+ y- b1 k
- transition: opacity 0.5s ease;
7 a( v" Z* l+ v( K - width: 160px;
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- .dropdown-menu a {& C3 v2 [* o D% |, F
- color: #fff;0 a5 h' U% X @" z% S
- }) H2 B4 d3 p! e( L/ h% t+ B
- .dropdown-menu-item {
5 {& m# q1 H0 m$ a" H - cursor: pointer;
2 p) `/ n* u3 f* w' B* O- ] - padding: 1em;' G% W. V+ v! b3 \6 d3 K
- text-align: center;" j/ s9 B* f; ?$ B9 o; ^3 I
- }$ I% W# O. o) M: G
- .dropdown-menu-item:hover {
1 {1 a: g- n% H$ l* Z - background-color: #eb272d;
$ @2 w# N+ D- M% W v, }1 z) L - }
复制代码
3 `+ c3 O. t3 A- d$ H可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 M3 Y& T3 N6 j' I. f - <!-- Checkbox toggle -->
9 E2 \1 e1 r/ i/ O& [7 [. r) W+ f - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 L# t: `2 x$ U
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 I! u2 i! i N- N8 r
- <!-- Content to toggle from www.mfbuluo.com-->5 z" F5 p3 m! S0 A# J
- <div role="toggle" class="toggle-content">) l i8 o4 n7 F7 W1 a8 y
- BA-NA-NA-NA!" ^" H* K/ v. B! W4 ]/ v/ j
- </div>
7 t, o& X4 s0 X: i3 Z: o& u - </div>
复制代码CSS代码内容如下: - .toggle {9 h# ]5 c$ S8 n. ?
- margin: 0 auto;3 R$ k6 p$ d8 R6 @2 p+ R; u
- max-width: 400px;
/ t, A6 f. q5 E% Y2 X5 A - }/ {- ]; }( z" H* r
- .toggle-label {
' S& [ B% z9 v8 F$ E - font-size: 16px;
& l. B9 x" P$ W4 n$ D1 ] - background: #fff;
$ }1 k2 I$ G, A6 t - padding: 1em;
* X0 r. u# \$ C: g - cursor: pointer;
, H* Q$ E- T" i& X8 P O7 O8 Y - display: block;
0 w% b# J2 K4 ?4 D - margin: 0 auto 1em;
. Q9 _1 O2 C3 Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 G X0 V2 @/ S$ m6 i$ ~: x2 B - border-radius: 4px;6 v- ?* Y% J6 t- s6 J: k1 l4 _
- }) d( {3 l2 H3 X1 p/ \
- .toggle-label:after {# A/ c- S# |" B" G7 Q _
- color: #ED3E44;
8 ~6 I6 H& {* \3 t+ R9 h- m$ ^ - content: "+";
& A* q" ]4 r1 n) s1 o9 e4 q - float: right;
" ~3 b; Z! x; A5 v& V+ h" R* s - font-weight: bold;
& ^; ]- ^0 P: N) Z3 w - }9 K3 s2 p- ]) B% h: B- n8 K
- .toggle-content {' F1 s: ~2 H/ G1 g( n, P4 k
- color: #B0B3C2;
. ~7 ?4 ]+ V5 _$ X - font-family: monospace;! h( W) m# H- v( x% X4 z* i
- font-size: 16px;7 b6 {5 z3 X3 [6 Q' p% c) t
- margin-bottom: 1.5em; u4 V$ \* y% S
- padding: 1em;
2 x- a1 |6 @0 x4 o. E9 j5 `, I - }3 f$ ]6 }9 m2 k7 P+ n2 g. s$ |
- .toggle-input {- Q7 O0 J0 F+ v9 h5 l1 H3 g8 W8 Y# a
- display: none;6 C# ?8 j/ |' e1 X/ {% ^7 X+ P
- }
$ u' u: H* `% p' E6 m) o; S2 v - .toggle-input:not(checked) ~ .toggle-content {
& K6 k# r' N7 t7 P# x - display: none;2 ?' D4 ^2 E5 D* o
- }
7 T) p8 S0 F* R) D0 B6 Q3 z - .toggle-input:checked ~ .toggle-content { N Z/ j6 Z1 J) U+ b( [ X
- display: block;
3 ?. T0 X' o) @( r - }7 g8 @4 I! X# ?1 J( r. G0 }& h: `
- .toggle-input:checked ~ .toggle-label:after {% @1 l0 W, n$ L K1 m, N3 F7 e" [# [
- content: "-";
3 r w) ?: g. ?& w, w - }
复制代码
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