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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 b$ u5 w1 p& f# }: v$ f3 ^9 Q( k - Label for your tooltip
1 T" V& Y, H$ c - </span>
复制代码CSS代码: - .tooltip-toggle {
! @( q `. [3 H. g* H& Z$ o - cursor: pointer;4 h' @3 _( p# s. I& t: E
- position: relative;
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- .tooltip-toggle svg {7 w: J( m. [& C. X6 [0 ^& Q
- height: 18px;
4 x2 Y! E, V( |$ ^# O$ r+ d - width: 18px;
* j, i4 g2 m& Z- J& A; W. e0 ` - padding-right: 0.5rem;
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- .tooltip-toggle::before {
3 \( I' A$ z% h7 N Q - position: absolute;& l* P8 O5 x1 K. V. C- q# j& z
- top: -80px;
J* f1 d$ |2 @& v5 x% q - left: -80px;
8 A# P( H9 ?8 q b - background-color: #2B222A;
& E' a* o1 g" d) z4 e+ { - border-radius: 5px;
9 D* c" t8 k, }& y3 l - color: #fff;
, j% l+ u1 c/ p4 \! S3 s - content: attr(data-tooltip);# Z; |. x+ J) c6 P
- padding: 1rem;& q! W/ D: Z2 u& ~0 G. z
- text-transform: none;
' ~. C9 b7 o" m5 t- k9 x9 n - -webkit-transition: all 0.5s ease;
7 p r ~- F! B8 t. P# s/ C/ D6 J' _ - transition: all 0.5s ease;
. r% p- K+ `+ y - width: 160px; W+ ]% o, B+ t; _
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- .tooltip-toggle::after {
4 v1 j+ l. u; f! e# g - position: absolute;0 X1 V! N) n; h @2 ~; i
- top: -12px;2 B0 d; ?2 J2 X9 z! r* y
- left: 9px;) H% `" _) v( E
- border-left: 5px solid transparent;
1 R" D7 d' b/ b6 X# g2 }# H+ Q1 ~ - border-right: 5px solid transparent;' `+ y% e. M; Q9 I+ X- Y
- border-top: 5px solid #2B222A;0 m! j& n+ g$ T5 K% Z% o. [5 e# E5 o
- content: " ";6 a2 _' X& ?$ t3 _8 g
- font-size: 0;2 A) y4 Q0 t! c; R
- line-height: 0;/ M! W3 M$ p3 r% c! @* ?) e
- margin-left: -5px;% E" f6 c! z" q- h/ k9 B
- width: 0;0 D% D1 @% w0 x% J% I! W0 z
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- .tooltip-toggle::before, .tooltip-toggle::after {3 y- z) j- B, ^+ E, {9 d( x
- color: #efefef;
) H& K- G- X. O( w; m& d5 w8 D - font-family: monospace;
5 r M( J, \, E3 n% N - font-size: 16px;
" z, E" ~2 M5 Q/ ~9 p7 H) u - opacity: 0;9 s! w, I* D9 S
- pointer-events: none;# W5 R! U$ l. Y5 S3 D0 G. Z
- text-align: center;- \$ a& k/ \6 |$ y
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* p3 N8 Q E6 I) y
- opacity: 1;1 b" Y* k' \4 W. c/ d+ H1 S! b, R, _
- -webkit-transition: all 0.75s ease;$ z7 x# I m+ n0 J7 i: w
- transition: all 0.75s ease;. |! s; c/ I" L5 F% M. d. c
- }
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">$ U1 a \% p% q+ p# N5 ?: y
- <ul class="nav-items">9 d) I7 W6 y6 ?, P
- <!-- Navigation -->( {& i. w9 U) G8 E7 D. f/ c0 l
- <li class="nav-item"><a href="#">Home</a></li>
! q H% ^! b$ ]6 y, G+ @* G - <li class="nav-item"><a href="#">About</a></li>
; E% c) u' i5 c% ?+ A' W3 O - <li class="nav-item"><a href="#">Contact</a></li>) Y; R& L- A# m) D5 T8 o! e
- <!-- Dropdown menu -->
5 N u$ x6 p0 `9 E8 v% q. P - <li class="nav-item nav-item-dropdown">
: {# C& h& ?' t& s - <a class="dropdown-trigger" href="#">Settings</a>
$ C& t+ t D/ c! h u! j N2 ?: [" _ - <ul class="dropdown-menu">" k4 N3 y4 ?. _' y* y8 `7 w
- <li class="dropdown-menu-item">' D$ D1 h. \" m! [6 i. |
- <a href="#">Dropdown Item 1</a>
8 Q6 s# f( _- a- @8 F0 w/ O - </li>
9 N9 j6 B; ?! W0 l6 Q, v' o9 O- B - <li class="dropdown-menu-item">
. Q! y5 h; v, ~% o - <a href="#">Dropdown Item 2</a>
. N& `- ^; v( ]/ i* Z - </li>
& n# B5 Q. s3 Q4 m% O - <li class="dropdown-menu-item">
) b$ J" G# c# U' Q/ i - <a href="#">Dropdown Item 3</a>, ^4 r8 x; `8 |% \ h; r( b
- </li>
1 |4 M# P" c" X# r9 m8 Z3 B - </ul>
/ @! R6 K! E' l- ~8 n - </li>3 C4 H Q0 Z6 {/ [/ m( v' x) I
- </ul>
8 C a: u9 U& u4 ^" z! T - </div>
复制代码对应的CSS代码如下: - .nav-container {$ { D9 E' e( G
- background-color: #fff;
8 }5 L( \+ M1 w% v) U - border-radius: 4px;' ]8 ^& S$ J. B% J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 m4 v8 b$ \- U' ~ - padding: 1em;
# {) \, f8 U( a! T2 l - border: 1px solid #eee;1 n( s( O3 W$ @
- display: block;3 ]4 {$ c" H* t$ m9 k* O, h
- max-width: 400px;
( m: [ m! ^: j6 j3 E' _, c5 ?3 ^ - margin: 0 auto;6 g( o# |% u! Y6 C
- text-align: center;" r8 `, w$ ~' ^
- }; Z7 M: w8 e$ q* Y/ M! s& o
- ul,, o' n0 Q. x" C/ L* H
- li {7 n$ [8 t# R& {- Y) C8 ~& W5 a
- list-style: none;
! Z3 r0 G! q5 E% h, ~. ~) a/ L - -webkit-padding-start: 0;% c6 }. f" B5 A( r! h6 v
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- a {
8 h% b6 x L, S5 O - text-decoration: none;# d ~8 Z3 r9 \! r( o
- color: #ED3E44;
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- .nav-item {& O# O1 a6 Z% ^: a( ]9 O
- padding: 1em;
5 \7 v5 f% j, F m0 [8 e3 j - display: inline; E5 @) Q* m6 v* F
- }
) N7 z# i+ {# X - .nav-item-dropdown {. H; a( ~; d6 `1 I1 N
- position: relative;9 x$ O$ l+ r" j6 [# o( f
- }. ]- Y, X9 A+ _' ^
- .nav-item-dropdown:hover > .dropdown-menu {
2 e* z) n+ y8 _) X' x8 P) ^ - display: block;
5 Z d9 c+ G2 a+ q7 G2 t$ O - opacity: 1;
, ^2 D4 ]& T, _ - }
. ~& e* @) ^. d u - .dropdown-trigger {
, X0 P' k0 `3 y4 x - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
9 o# s' i. m4 n7 e& D - display: block;4 f* E0 D# z$ d6 ?4 r5 ^8 t: v
- opacity: 1;7 J) l$ ?& O4 H. A. \8 x0 |9 A
- }
. b* Q: ?5 c4 T/ T8 p! x0 w - .dropdown-trigger::after {
% W3 @4 G5 f) m( @+ F' n - content: "›";1 ~9 T g7 `& u6 v- G- d" b: U
- position: absolute;
9 q4 R/ @4 B8 z! B - color: #ED3E44;
) E4 P3 Q1 o [$ V* ? - font-size: 24px;
' y( `% [+ k. Y, s* ?: ] - font-weight: bold;
* W" h7 p$ c- Q+ F - -webkit-transform: rotate(90deg);
. F- Q# n9 ~7 ^' C y) n) u2 O - transform: rotate(90deg);3 y, |4 g. R1 t. F
- top: -5px;
6 f1 _$ q/ U- O* F - right: -15px;
( ?9 z- B3 ?% [2 }' O+ [ - }
3 _+ H5 C! ^5 F; g6 D( O - .dropdown-menu {
2 T% y$ V6 v+ w' H$ h3 V - background-color: #ED3E44;
. A% Y! ~% w( X - display: inline-block;7 F' _+ }; b L% Y( Z5 |
- text-align: right;
: o& C% I$ U& `# ~3 A; k - position: absolute;
6 r- C3 a! ?. b5 p/ L - top: 2.5rem;3 R* X$ @" c. ^6 l$ p, T5 O
- right: -10px;4 G: l! d( ^+ Q3 M1 M
- display: none;6 D; o: B8 B5 |# c6 @7 ]# G
- opacity: 0;5 k* X* ?6 f2 t6 |2 L
- -webkit-transition: opacity 0.5s ease;
N' c9 _& S6 Q- J5 s: j5 U" b - transition: opacity 0.5s ease;/ _0 m1 q5 K, G5 R: e0 ?4 d7 w
- width: 160px;
0 Y6 `, [3 V" a) m - }
6 B3 S9 X" Y: `$ {/ J - .dropdown-menu a {) `2 D. N9 V f, X# w
- color: #fff;
3 ~ a) \8 H) c6 |3 \ - }
, @. {- ^. `% ^ ~ - .dropdown-menu-item {
4 u5 R. z0 |7 {) T$ D2 ]3 ^ - cursor: pointer;
4 T F5 l- `: _* O - padding: 1em;4 z ^, i" W ]
- text-align: center;4 T# H& L1 u) z n, V [
- }$ ]9 W5 s* X' D/ n. \7 B$ P
- .dropdown-menu-item:hover {! E$ B0 w- t! @; J4 C
- background-color: #eb272d;
, E. A- [$ e2 P2 C1 s - }
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3 l" ?! t* h+ p* p可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
3 }- @2 T0 f$ D - <!-- Checkbox toggle -->3 O- a1 K/ l. S; P( ^2 S, _, ?
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 H0 m' @. t3 |( g" A$ M; D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
+ z, X1 O% x/ d6 S! w8 f+ h% i - <!-- Content to toggle from www.mfbuluo.com-->
4 p# n* a9 @- N' O - <div role="toggle" class="toggle-content">
5 O3 Q6 t! P6 {8 t - BA-NA-NA-NA!
0 ?8 S0 o: Y: D; x: v0 r0 N/ r - </div>
$ u$ `% }$ I7 X! s4 O) F3 m$ F - </div>
复制代码CSS代码内容如下: - .toggle {
, V3 x( R. a' p5 g/ h1 u+ n2 D - margin: 0 auto;
: _/ j8 g {" c! _ J$ [ - max-width: 400px;
% b$ @( R5 G9 g! d3 T- h - }
6 o* X+ e( z2 g$ v8 h; ] - .toggle-label {. L1 e; S( g# i* N- C# ?: q. E
- font-size: 16px;/ _9 `; X" g# c$ Y! S m7 u6 o
- background: #fff;
/ z; E4 S% U% u8 ]0 { - padding: 1em;8 B. O% J' y! x, E
- cursor: pointer;: [. F0 b, Y$ t- \: i
- display: block;
" P; a3 D$ V9 O! f - margin: 0 auto 1em;
& P; P; J* @0 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- p, j7 e* c6 W8 ]' B
- border-radius: 4px;
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- .toggle-label:after {
8 S b/ c9 I2 J* S7 U; h) C - color: #ED3E44;" [* K0 |4 [0 I" L, B
- content: "+";" o# E4 O: l0 c; E% B' \/ Z1 R8 s
- float: right;
4 ^6 p+ ?3 N; X - font-weight: bold;
+ H8 r# J* @/ s5 p - }: J& Z1 U8 F5 f2 j' q. B9 d
- .toggle-content {, r* g$ L7 o1 v) k) `( Z
- color: #B0B3C2;
5 X! y& F. j$ N; D/ h - font-family: monospace;9 {2 `/ k7 [$ @- r6 E
- font-size: 16px;$ _ r: j% N/ ]6 c
- margin-bottom: 1.5em;1 u) V$ ]$ z3 Q( W$ U! O+ }
- padding: 1em;
: {( M' e* d. M5 s - }
, i+ d& d/ P- F4 t - .toggle-input {
$ z6 R2 m6 t% W9 ` - display: none;" l( J& S* b# Z$ ~$ V2 d
- }
( E6 c: ~: S# T' E2 ~ - .toggle-input:not(checked) ~ .toggle-content {, E7 f* Z. |! j1 H
- display: none;6 j6 Z2 l5 e3 H4 C
- }
2 t4 A8 h. v; }& B& ?4 ^% M - .toggle-input:checked ~ .toggle-content {5 }1 A# J8 ]# A. d% y6 p
- display: block;4 l$ H: o/ ^; Z. a* W0 I
- }
# G8 |' _9 s! V - .toggle-input:checked ~ .toggle-label:after {
# F2 q' t0 f! ] n - content: "-";+ I. F( U* V1 m$ c0 D% Y
- }
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