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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!">
* } L, |! b' r - Label for your tooltip6 l% U$ s$ F9 c6 i& ]$ }
- </span>
复制代码CSS代码: - .tooltip-toggle {
2 F2 o. |5 V/ t - cursor: pointer;
% i4 H* F7 R- ?. v8 {& _: J" ~ - position: relative;9 h- y( n4 R. }% J& x
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- .tooltip-toggle svg {
$ T2 z9 B4 \' `; z8 Q! E9 F - height: 18px;
0 ?2 P- {" k% ^ u3 k# v - width: 18px;( R; J: f% ^. Y4 f
- padding-right: 0.5rem;7 a5 C' w! p* G
- }& T$ S7 j8 G( G1 Z$ |7 v) L/ j& H
- .tooltip-toggle::before {) f; }/ z- Z" ~' r5 |% \
- position: absolute;0 ]2 ^) {3 v2 {0 z
- top: -80px;! F/ b1 h( w8 F" U* m2 I
- left: -80px;3 F! Q: ^3 b/ L1 j1 ?" g
- background-color: #2B222A;$ Z5 T6 J; ]% {% N( ]9 |1 w+ y' G
- border-radius: 5px;
1 }0 e, Z2 E( A8 q6 R% O. Z - color: #fff;
( O/ {: {5 z S: E' m" {: h+ u5 c - content: attr(data-tooltip);
9 t% W8 Z! |+ b! P# b, L - padding: 1rem;: u9 I3 W# `. i! X& b
- text-transform: none;
# H0 t, Q$ `; f4 r* S0 @9 I1 R& A - -webkit-transition: all 0.5s ease;
7 m% q- U& Q. _ S, H0 m) ? - transition: all 0.5s ease;
. k+ a. O- o+ Q: S9 |4 F1 V - width: 160px;
1 b/ v1 C6 w- w' c& `* w* z9 Y - }
% m; {" K- M7 \3 h, N - .tooltip-toggle::after {
# e5 O1 N4 J$ t+ Z - position: absolute;
8 ]# Q* w! Y } - top: -12px;; z* S R _/ s& f' }
- left: 9px;
, c1 Y, i7 Q; ^; P - border-left: 5px solid transparent;% D, \9 |9 m: s0 U8 N6 k
- border-right: 5px solid transparent;! X5 C7 z/ S9 X" T, V/ l0 K
- border-top: 5px solid #2B222A;4 g( u! K& R+ v/ P# y
- content: " ";4 O7 [8 t; S8 ~: f% G" d; }) |2 P
- font-size: 0;; j4 ]% z4 `) _, O: P, a% V4 E! e
- line-height: 0;
- |! }1 c- P$ j - margin-left: -5px;* U$ x+ u) t* E. f! O8 V/ r" _
- width: 0;# B9 s) r7 a$ n1 B. l
- }
. j; X6 Z# t1 \! [- i& y8 { - .tooltip-toggle::before, .tooltip-toggle::after {9 ]& u& c& }# m5 @' a* x( i/ b
- color: #efefef;% @/ V4 ]1 p% k- v- _+ `& d: V( ]) y
- font-family: monospace;9 Q; K4 T: C" X! a# |8 h+ k o
- font-size: 16px;
. ^/ t/ G$ H+ K8 |5 z j - opacity: 0;
% l! q+ F) O4 r6 }- M) ^ - pointer-events: none;
8 H0 I+ S. p1 _& D5 d - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 a" w; Y' m) S - opacity: 1;
, u5 l, v, U' Y* y I; i - -webkit-transition: all 0.75s ease;4 ^. K/ H- t: j) z; {& k6 [ e
- transition: all 0.75s ease;
, v8 a4 M# I* [8 ?) K' m. L3 v+ d - }
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">/ O+ {% ^" z' `0 T3 q/ t' u
- <ul class="nav-items">
8 j F8 n1 M8 I1 B, b6 ?1 Z [ - <!-- Navigation -->% m6 \* F4 c% e- q
- <li class="nav-item"><a href="#">Home</a></li>
5 x R; u/ ] e8 D - <li class="nav-item"><a href="#">About</a></li>
K) m, X0 B5 N: ~4 @ - <li class="nav-item"><a href="#">Contact</a></li>$ b+ m* ^3 M+ B( }6 V; O& p; u6 R7 s
- <!-- Dropdown menu -->: U! f1 t2 t9 a
- <li class="nav-item nav-item-dropdown">
9 l% O- S* D: ?9 i! h0 H - <a class="dropdown-trigger" href="#">Settings</a>2 A) z6 |3 M+ S6 v1 L
- <ul class="dropdown-menu">
5 J h# C1 v. B1 A5 m7 l - <li class="dropdown-menu-item">* P$ |; N& S! ^& L
- <a href="#">Dropdown Item 1</a>* }8 @, W! m9 y; w1 v
- </li>* Z* _% q% R2 r2 W, F
- <li class="dropdown-menu-item">
+ F; {9 q. H1 _9 p: S7 k$ U3 @ - <a href="#">Dropdown Item 2</a>7 R4 ~& p. y7 c! L
- </li>
; P0 }& ?" m) ^# u3 X: [4 j" g" C - <li class="dropdown-menu-item">
1 A2 C* ^& p5 g1 t+ w - <a href="#">Dropdown Item 3</a>
! W# O b, k& i0 w9 g - </li>
( V) ^: V" I9 T0 @7 W6 y$ q; O, O - </ul>
. j8 x/ C9 k6 M& Y( L0 s& X - </li>: {. X3 ?* W5 {4 V) g* P
- </ul>
3 w2 X( E& G' b' T: G - </div>
复制代码对应的CSS代码如下: - .nav-container {. v m" [& l/ {' W
- background-color: #fff;# ]$ y3 H1 h# g& g/ U
- border-radius: 4px;; n# S8 v" X+ E7 P1 Y( p) E( c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ r! A, @( M) a0 y. E. a V, Y$ J
- padding: 1em;4 l, A9 | y% E7 Z) h4 ]9 T9 G
- border: 1px solid #eee;) c# G( |9 [1 r* W
- display: block;
: s+ {9 H! T l - max-width: 400px;3 \2 n5 K3 t7 k! C6 i- b: z
- margin: 0 auto;
' |% Q, e9 D* d- [1 Q) q - text-align: center;7 l8 j; i: o* z- [
- }
% R, J2 `# A/ y2 `9 C/ w6 O - ul,
- C) w$ t; v( u; C" S+ i - li {
8 x4 o, H u9 r% L - list-style: none;
2 f8 `1 n( {) }" d( f - -webkit-padding-start: 0;
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- text-decoration: none;
. j ^3 B9 b) s/ k$ b5 V - color: #ED3E44;0 `7 P% o0 ]. ^: b% f
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- .nav-item {) D" i2 G6 ^" |' h" ]3 b1 @, }
- padding: 1em;
4 u. T2 B2 V' `% l" w. y: b - display: inline;
. y2 U- q/ w. R; q$ B - }
( |; ^9 | j9 H( U) J4 O8 g( M - .nav-item-dropdown {/ S, g0 x" ~% i8 u3 _5 \
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {/ ?: J8 q" X) F! x) U
- display: block;, L; a& T. d w6 {: j
- opacity: 1;
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- .dropdown-trigger {) j1 W8 S, \4 u
- position: relative;0 j% g$ a" j' m. F
- }9 q D/ W* _8 N& {5 n7 }' f, S# Q' Z
- .dropdown-trigger:focus + .dropdown-menu {
1 a) M2 R- I2 Z+ Z - display: block;
5 H+ d8 t! a' k. D3 B& c# C - opacity: 1;
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- .dropdown-trigger::after {
7 [* P0 J) N7 _7 A5 `% V2 q2 } - content: "›";
( [3 i' Y) N8 h$ I+ t. x7 [ - position: absolute;
; M4 `0 E! s+ P' a3 _3 f - color: #ED3E44;1 R1 C# p- @; t6 a
- font-size: 24px;
1 C1 I' F% i- [ - font-weight: bold;
( ]- o4 U( ^0 D5 ]0 A7 |- n9 A* b! Y - -webkit-transform: rotate(90deg);7 y+ Y) o) d6 P- f3 u
- transform: rotate(90deg);: L B4 Q$ W! V2 _/ A; U* R/ D
- top: -5px;. Q- O6 V6 m+ B- J3 c' w8 S# K1 @
- right: -15px;1 J5 I j. t) k/ n/ n o
- }
+ ^" G; ~+ g$ ~- b' j3 T. s - .dropdown-menu {! D4 D6 v! u* O! j5 I4 g- Y& x$ V
- background-color: #ED3E44;- f/ D2 }) Y# E1 [8 m
- display: inline-block;* G; m; ]7 |! |2 u" I
- text-align: right;
; m: a: e, Q$ x5 f - position: absolute;6 h' ?$ v! ^0 [" m j
- top: 2.5rem;9 | y# Q, e' E% _( a3 S
- right: -10px;
+ O- G- d' s& ^ - display: none;
' d2 F" T# b! d- { - opacity: 0;
6 { `/ a" b' ]+ V - -webkit-transition: opacity 0.5s ease;
& I5 w3 V0 U" t2 {0 n - transition: opacity 0.5s ease;
. R4 D- H/ P( K% ~* d( J" z8 M2 R3 E - width: 160px;
6 J: ^7 a0 I( r& D - }
5 }0 v- c; i2 n8 W3 U - .dropdown-menu a {
2 ^. v. r2 f: j/ J# x5 J6 H - color: #fff;
3 p" h5 j @1 a: K; I - }
: U$ x' `6 q0 M* {) E; d0 O V4 F - .dropdown-menu-item {
8 P( w, S. A3 w - cursor: pointer;# |+ R3 z5 x6 x2 C9 f
- padding: 1em;
$ \* G+ Y8 D! N0 v' O' u+ a+ H( ` - text-align: center;
) C8 t7 \( r" Z7 n2 {9 N9 M3 \( J+ { - }3 `* r) K) r0 v; R* n9 K; c
- .dropdown-menu-item:hover {
7 @- Q' q2 G$ {" h+ v! }4 S - background-color: #eb272d;
! w( O+ ?% }! A( u" z6 k0 H - }
复制代码
' L! b/ ~; {: P8 e' P可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( A2 `) ?. T6 a7 t
- <!-- Checkbox toggle -->4 F$ J B- f# A2 T
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
" R/ G: t6 v. e# ]! \6 i - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ ?2 s i# Y% b! G( T$ g
- <!-- Content to toggle from www.mfbuluo.com-->
# c8 f8 |: C: Y. |7 { F - <div role="toggle" class="toggle-content">; C3 I3 N/ ]( W e5 a
- BA-NA-NA-NA!
3 z- D8 a# t- l5 ]; d - </div>
, m5 k6 p+ Z C3 b/ A0 S) I: l - </div>
复制代码CSS代码内容如下: - .toggle {3 |/ K2 {+ S+ `7 _) w3 X; E
- margin: 0 auto;) I* o2 h" p' [& a3 i
- max-width: 400px;* ?* p5 s3 E6 W
- }: E/ {1 J3 z# j: e
- .toggle-label {; U9 w& }& X) I
- font-size: 16px;
4 Q* p' R5 [8 M - background: #fff;% U% L0 a9 z" R+ F. Z: U/ S# @* Q
- padding: 1em;% Z8 @* x0 R) x5 z2 H
- cursor: pointer;
2 R( n' w8 j9 y% a6 K$ O - display: block;0 b& e( E% e, _$ v3 P0 x
- margin: 0 auto 1em;8 {3 ]* B9 Z$ L" @6 ?+ ^/ T
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ p" Q- u' C$ ]( f
- border-radius: 4px;
5 B2 W% {& W- N* c - }
( q# v% b/ Q& Y1 C - .toggle-label:after {' {! b, a/ @+ |2 }( B7 f
- color: #ED3E44;
, x+ z" r* S1 j - content: "+";6 D* b9 E& ]0 F) m
- float: right;* \/ r% h" W, j' P4 v& E" f
- font-weight: bold;( g. G0 z* `/ M
- }
8 ]8 b0 _2 Q9 [5 w4 V - .toggle-content {
+ y2 C% h: ]- d$ d' v+ B - color: #B0B3C2;
6 r3 `* v* a# Y; q& ] - font-family: monospace;
' q& x6 W+ B5 [! U/ ^ - font-size: 16px;7 m# j9 m6 T# y1 p1 V8 \; ?. S) v% @
- margin-bottom: 1.5em;$ m$ k# Z, y2 H! p* U! U& }
- padding: 1em;
) y5 d$ E% Y5 d& A, k - }
; |5 g$ b- y3 T - .toggle-input {/ W4 @+ s- B' r) n+ m* C/ `4 I
- display: none;( O8 L( x8 x- z5 c
- }
% T x% ^2 n! r - .toggle-input:not(checked) ~ .toggle-content {$ K, u6 |2 e* P
- display: none;
8 |9 V0 a2 s6 J* \. Y5 ?7 X - }! c# i5 F& ^7 ]
- .toggle-input:checked ~ .toggle-content {
; Q/ R A$ A: X' k" B) S - display: block;
^ X$ f. t; Q$ P1 K9 S' x) W% ~ - }" Z$ D" g9 _) I5 F6 m
- .toggle-input:checked ~ .toggle-label:after {/ c4 M! B" ~7 q) c A: k z
- content: "-";! }* B6 Z$ `5 g( }2 b
- }
复制代码 4 s8 y3 M& Z- D0 p* n% t& k
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